Pesticide testing methods

Analytical Methods and Procedures for Pesticides US EP

  1. Pesticide manufacturers must develop and submit analytical methods for their pesticide products to support registration of their products under FIFRA. Learn about these methods as well as SOPs for testing of antimicrobial products against three organisms
  2. Our laboratories develop methods and procedures to measure the effectiveness of hard surface disinfectants. They use testing methods to identify pesticides in food, feed, water, and soil. Pesticide residue amounts in a sample are measured, including any significant chemical metabolites and degradates (break-down products)
  3. g the first of two mass spectrometers to identify a single (precursor) mass that is characteristic of the pesticide in question
  4. Data, including those derived from toxicity testing, crop residue analyses, environmental fate testing, and ecotoxicology testing, are generated by the manufacturer of a pesticide to meet the mandatory requirements of the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) for pesticide registration

For example, the lab's Basic Pesticide Profile (the Luke screening test) can detect approximately 58 compounds, and its Extended Pesticide Profile can detect another 48 pesticides. The lab has 11 screening tests that it can use to detect over 250 commonly used pesticides Eurofins operates several pesticide testing laboratories within its global network in addition to the Group's Competence Centre, Eurofins Dr. Specht Laboratories in Hamburg.This laboratory has a long standing history in pesticide testing and in fact was the inventor of the multi-residue method S19 that later became the official European enforcement method pesticide degradates with method detections levels (MDLs) from 1 to 4 µg/kg. As the NAWQA Program prepares for Cycle 3, additional pesticides have been prioritized as those of interest for future studies (Norman and others, 2012). The Sacramento Laboratory is updating the current sediment method to include many of these prioritized pesticides Pesticide Analytical Manual Volume I (PAM) 3rd Edition (1994, Updated October, 1999) Multiclass Multiresidue Methods (466 Kb) updated 10/99 Protocols and Reporting Forms for Testing. The PAM is a repository of analytical methods used by FDA to examine food for pesticide residues. FDA is responsible for enforcing tolerances established by the Environmental Protection Agency..

The EPA has announced a major change to the way it regulates pesticides with a plan to eliminate the use of mammalian animal testing by the year 2035. One of the earliest methods of testing. It is well known that the analysis of organochlorine pesticides by traditional EPA methodologies that use Gas Chromatographs with Electron Capture Detectors (GC/ECD) are often affected by the presence of PCB congeners (polychlorinated biphenyl congeners) and other co-extractable interferences causing false positive identification and/or over estimation Pesticide Testing Methods At ACS, we offer the most sensitive and comprehensive pesticide screening and confirmation available utilizing Ultra High Performance (UPLC) Liquid Chromatography-Tandem Mass Spectrometry (MS/MS). Traditionally, labs used a protocol called immunoassays to measure chemicals with low molecular weights

Pesticides Testing and Assessment. The OECD Pesticide Assessment and Testing project works to harmonise the methods used by OECD countries to evaluate pesticide risks to health and the environment. This includes: Harmonisation means that the methods used by OECD governments are largely similar though governments may retain some differences to. Pesticide Testing. Brookside Laboratories is a leader in pesticide testing. The environmental laboratory provides pesticide testing for a wide range of sample matrices such as drinking water, groundwater, soils, tissue, and feeds. Some of our clientele that require pesticide testing are farmers, golf courses, and organic food producers Although modern testing methods can be used to detect small amounts of pesticides in air, soil, water and/or biological samples, often the implications of the results to human health or the environment is not easy to determine. Just because a pesticide is present in the environment or in the body does not mean there is a meaningful health risk The majority of methods for pesticides analysis are based on direct injection: an isotope-labelled standard and a buffer is added to the sample. The sample is then filtered and analysed by LC/MS technique

Pesticide Residue Testing Services. Eurofins Central Analytical Laboratories (Eurofins CAL) is a global leader in pesticide residue testing with 20 years of experience in food and environmental testing. Our use of ultra-modern analytical instrumentation, broad testing experience across multiple food industry groups, and highly trained staff. Numerous regulations, monitoring programs, and residue testing methods are employed to ensure safe pesticide application. Advances in analytical techniques including gas and liquid chromatography coupled to mass spectrometry continue to improve the sensitivity of pesticide residue detection. THE EVOLUTION OF PESTICIDE US The process for analyzing pesticide residues typically involves extracting the residues, clean-up procedures to remove other components, and an analytical procedure to identify and measure the amount of pesticide residue. The pesticide residues are usually analyzed by the following methods In a pesticide testing lab, they use ways to detect and analyze pesticides that could be hanging around. The United States Department of Agriculture (USDA) has a Pesticide Data Program that monitors and has on file a list of pesticide residue that has undergone testing and analysis For targeted quantitation of pesticides at trace levels, Agilent offers two different pesticide analyzers based on our popular Agilent 7000C GC Triple Quadrupole GC/MS system. These systems come with Agilent's Pesticide and Environmental Contaminants Database that contains an average of eight MRMs for over 1000 pesticides and other toxic contaminants

Overview of EPA Pesticide Laboratories and Methods

Learn more about pesticide testing for cannabis and hemp with Agilent's analytical equipment and methods. Monitor pesticide and mycotoxin levels in cannabis to comply with regulatory standards. Discover how you can accurately determine residual pesticides and mycotoxins with a dual platform approach using both LC/MS/MS and GC/MS/MS Testing cannabis for heavy metal contamination is normally done using one of three atomic spectrometry-based methods: atomic absorption (AA), inductively coupled plasma optical emission spectroscopy (ICP-OES), or inductively coupled plasma mass spectrometry (ICP-MS) Application Note:EPA Method 557 - Analysis of Haloacetic Acids, Dalapon and Bromate in Drinking Water by ICMS/MS - According to the EPA, there is an increased risk of cancer associated with long-term consumption of water containing raised haloacetic acids (HAA) levels. This method allows for the analysis of all nine HAAs, plus the pesticide dalapon in the same IC-MS/MS run Pesticide testing on hundreds or even thousands of samples day in day out has become part and parcel of routine food and beverage labs across. This is the new reality. Along with the demand for more crops to feed the rising global population, sustainable food production methods that have effective pest intervention are also much needed Electrospray-related ambient mass spectrometry methods applied to pesticide testing In ESI-related ambient methods, analytes are desorbed from the sample, and transferred to the atmospheric pressure inlet of the MS as charged solvent microdroplets. An overview of more popular methods is presented in Fig. 2

In Vitro Methods for Skin Irritation and Corrosion Testing

If a lot or batch of cannabis that needs to be tested is not a product type shown in the Mandatory cannabis testing for pesticide active ingredients - List and limits document (e.g., cannabis resin), the testing must be done using a validated method for which the LoQ must not exceed the highest LoQ specified for each pesticide active ingredient. To minimize variability that exists with testing of cannabis flower, all testing must meet the standard method performance requirements (SMPRs) listed below. Cannabis samples with pesticide active ingredients detected above the action level listed below fail, and the product must be destroyed. Standard Method Performance Requirements (SMPRs) The Pesticide Registration Toolkit therefore provides, whenever possible, assessment methods at different levels of complexity, starting with relatively simple methods requiring fewer resources. As a registration authority gains over time in staff resources and (access to) scientific capacity for pesticide valuation, increasingly complex but. Pesticide Testing. IEH Laboratories is a leader in pesticide residue analysis using methods developed by the U. S. Environmental Protection Agency (EPA), the U. S. Food and Drug Administration (FDA), United States Pharmacopeia (USP), AOAC and the California Department of Food and Agriculture (CDFA). We can analyze raw agricultural products. Other methods are available. If one of our test methods cannot be modified to suit your testing needs, we will develop a new method to fit your unique needs. 310. Residual Panel. 310-1. Residual Repellency. 310-2. Residual Crevice. 310-3

Pesticide Testing: Methods, Strategies & Sampling

Figure 601.-Decision Tree for Testing Pesticides Through FDA Multiresidue Methods Part A Does the compound have an N-methyl carbamate structure? Yes 7°\ Is the compound an acid? Test per protocolA Iv L No o Yes /-, , , \ Test per Protocol V* Test through GC portion of Protocol Ill I Does it chromatography on GLC systems? Yes \ Does it. Pesticide Residue Analysis & Testing. AGQ Labs USA is an ISO 17025 accredited laboratory that offers one of the most comprehensive pesticide residue analysis and testing services in the United States. Using state-of-the-art analytical equipment, AGQ Labs USA performs pesticide residue analysis quickly and accurately in our Oxnard, CA facility

Water Pollution with Special Reference to Pesticide

RECOMMENDED METHODS OF SAMPLING FOR THE DETERMINATION OF PESTICIDE RESIDUES FOR COMPLIANCE WITH MRLS 1. OBJECTIVE The objective of these sampling procedures is to enable a representative sample to be obtained from a lot, for analysis to determine compliance with Codex Maximum Residue Limits (MRLs) for pesticides. 2. PRINCIPLE The United States government strives to keep the food supply safe by setting limits on pesticide use on crops. Unfortunately, methods of testing vegetables for pesticides require cost-prohibitive and sophisticated laboratory equipment. However, you can minimize your exposure to pesticides in vegetables by choosing and preparing foods carefully Environmental Micro Analysis, Inc. has been serving the food, agricultural and environmental industries since 1988. EMA specializes in pesticide residue analysis using methods developed by the U. S. Environmental Protection Agency (EPA), the U. S. Food and Drug Administration (FDA), and the California Department of Food and Agriculture (CDFA)

4 METHODS FOR TOXICITY TESTING Pesticides in the Diets

Pesticide testing: What's the best way

1 Codex Guidelines on Good Practice in Pesticide Residue Analysis 5 2 Sample Collection 17 3 Reporting Analytical Results 23 4 Pesticide Standards 30 5 Purification of Solvents and Reagents 32 6 Extraction and Clean-Up Methods in Pesticide Residue Analysis 35 7 Multi Residue Method for Determination of Chlorinated Pesticide 4 Pesticides are applied to crops often by ground or aerial spraying or other ground application methods and are most prevalent in agricultural areas. Pesticides are also used on golf courses, forested areas, along roadsides, and in suburban and urban landscape areas. Pesticide residue refers to the pesticides that may remain on or in food afte If the test is for a specific pesticide, then the task is much simpler and a search of a method database will show which method is recommended. The QuEChERS method was developed to help in the analysis of pesticides — and is now used in other types of analysis

Pesticide Training and Testing. PRE-REGISTRATION FOR PESTICIDES TESTING. The Kentucky Department of Agriculture is addressing the testing, certification and licensure of all pesticide operators and applicators in the following manner: May 26, 2021 UPDATE: Franklin County and Carter County Extension offices will be added to the testing locations. This method is used for analyzing organophosphorus pesticides in aqueous and solid samples. USEPA Method 1618: Organo-halide Pesticides, Organo-phosphorus Pesticides, and Phenoxy-acid Herbicides by Gas Chromatography with Selective Detectors This method is used to test for pesticide residues in water, soil, sediment, and sludge samples The change of toxicity test organisms revealed toxicity at lower levels than previously reported, and thus drove the demand for analytical chemistry methods to provide even better sensitivity. Starting in late 2008 as detection limits were pushed to around 0.5 to 3 ng/L, stormwater and urban run-off was found to be contaminated with pyrethroids.

Conventional glyphosate testing method, high-pressure liquid chromatography (HPLC) with fluorescence detection, showed a good correlation with the L'ELISA, and as a result, it can potentially be developed as an inexpensive, simple, and convenient method for the soil glyphosate analysis. to test pesticide residues using colorimetric and. The SCIEX Triple Quad 7500 LC-MS/MS System - QTRAP Ready provides impressive levels of sensitivity, robustness and accuracy for trace level analysis of pesticide residues in food matrices. Here, over 1400 MRM transitions for 700 compounds were analyzed in a single analysis achieving quantification limits of 0.2 ng/mL for the majority of the pesticides tested

Pesticide Testing - Eurofins Scientifi

We have a dedicated food testing division who can conduct pesticide tests where we can test for over 600 different pesticide residues in a wide range of fruit, vegetables and food products. Hill Laboratories has many years of experience testing pesticides in a broad range of primary produce and environmental samples Pesticide residue testing in our labs. We are a leading NABL ISO/IEC 17025 Accredited food testing lab offering the test for pesticide residues in rice and many other food products. Our lab is located in New Delhi India which is close to the rice-producing and processing belt of India Pesticides in Upstate New York's Water: Analytical Methods and Sampling Protocols Screening Method for Pesticides. Enzyme-Linked Immunosorbent Assays () provide a convenient screening method for measuring single or closely-related pesticide residues in water.We carry out screening tests at Cornell using commercial ELISA kits which are available for a variety of pesticide active ingredients The parameters and criteria suggested for method validation of qualitative MRMs are aimed at achieving a 95% confidence level of pesticide detection. However, the presence of any pesticide that is 'detected' will need subsequent analysis for quantification and, depending on the qualitative method used, further evidence of identity

Out of these regulations, quality test methods have been developed to control levels of pesticide residues in food and feed, drinking and wastewater, and soil. We offer a variety of multi-component solutions as certified reference materials (CRMs) for various EPA and EN (European Norm) methods Annual safety training is mandatory for all pesticide users. It shall include the hazards associated with pesticide use, the methods of pesticide exposure, the use and care of all PPE required by the pesticide label, and the provisions of the Medical Monitoring Program for Pesticide Users Analysis of Pesticide in Tea: Chromatography-Mass Spectrometry Methodology is a comprehensive book, providing serial, rapid, high-throughput analytical methods for determining more than 600 pesticides in tea. There are increasing numbers of strict limit standards for pesticide residues in edible agricultural products in countries all over the world Demand for comprehensive pesticide residue analysis for growers, processors and organic certifies continues to expand as testing requirements for both domestic and export markets increase. Results can be used to satisfy audit requirements for both GLOBAL G.A.P., SQF and organic certifications. Enhanced reported format is available for most. Pesticide Animal Testing HSI is helping to re-write pesticide testing regulations around the world. Humane Society International. HSI has helped put an end to 12-month pesticide-poisoning tests using dogs in Europe and the United States. Shutterstock

Pesticide Analytical Manual Volume I (PAM) 3rd Edition FD

This feature maps well to the requirements of food safety testing, in particular, those related to the fast determination of pesticide residues in foods. This review discusses the application of different ambient ionization methods for the qualitative and (semi)quantitative determination of pesticides in foods, with the focus on different. We would like to introduce Shenzhen Bioeasy Biotechnology Co., Ltd. rapid detection of pesticide residues. This detection method is based on colloidal gold i.. The number of pesticides that must be tested for varies from state to state, with Colorado requiring only 13 pesticides, whereas Oregon and California require 59 and 66 respectively. Canada has taken it a step further and must test for 96 pesticides, while AOAC International is developing methods for testing for 104 pesticides

For pesticide testing in food, an extraction procedure as comprehensive as the MRM instrumental method is required. Nowadays, there are well-known general extraction procedures based on acetonitrile [9,10] , ethyl acetate [11-14] , or acetone [15,16] that are very efficient for that purpose The QuEChERS extraction method poses its own limitations, and more laboratories are adopting techniques such as solid-phase extraction (SPE) and other dilution methods to test for the complete range of possible detectable pesticides, as regulations and laws rapidly change in this quickly growing industry The importance of pesticide testing in cannabis and hemp. Pesticides are commonly used to protect plants against weeds, fungi, insects or small animals. Pesticides can also damage people's health. Pesticide testing is at the heart of what we do here at Green Leaf Lab. We pride ourselves on our commitment to accuracy and integrity in our testing Snell Scientifics is devoted to pesticide development and pest product development (from chemicals to devices) and operates a fully integrated pesticide research lab. Our diverse selection of species, test methods, and simple to understand price structures provides our clients with a one-stop shop for all their testing needs

Laboratory Methods (Food) FD

metals, pesticides, and residual solvents. This brochure provides a selection of tools and consumables for the scientists performing analytical testing of Cannabis. Included are: • QuEChERS reagents and SPE tubes for pesticide and other analytes. • Ascentis® Express U/HPLC columns for cannabinoids, terpenes, pesticides, and other analytes Take Your Cannabis Testing to New Heights. Verified methods, training, technical support, applications, and on demand method development, Phenomenex is committed to helping the cannabis industry reach new heights for testing and analysis Multi-Residue Pesticide Screening Method . Comprehensive LC/MS/MS Analysis of Over 180 Pesticides. The food safety industry has had decades to develop their methodologies, and they're still wrestling with pesticide testing in complex matrices. She adds that a validated method for analyzing pesticides in a brownie is not going to work for pesticides in a gummy bear, soda, pasta or any of the other hundreds of matrices available for cannabis

Learn about our various testing methods and applications for cannabis analyses. Let us work with you to build an efficient workflow, so you can focus on growing your business. Our products and solutions are intended to be used for analytical testing of cannabis in laboratories where such use is permitted under state and/or country law Furthermore, collaboration between the companies and food testing labs can drive the pesticide residue testing market. In addition, the report discusses the implications of COVID-19, including the.

The EPA Is Changing How It Tests Agricultural Pesticide

Pesticides in air and on surfaces. Method for sampling and analysis of pesticides in air using pumped filters and sorbent tubes in series and on dermal surrogates using cotton pads and clothing. Analysis by gas chromatography. Methods for the . Determination of Hazardous Substances EU PROFICIENCY TEST EUPT-SRM16, 2021 Residues of Pesticides Requiring Single Residue Methods Test Item: Hulled Sesame Seeds (Milled) Preliminary Report Michelangelo Anastassiades Pat Schreiter 18 May, 202 Cholinesterase testing can also be used to assess any acute exposure to these compounds, which can cause neuromuscular damage. Toxicity can follow a rapid absorption of the compound in the lungs, skin, or gastrointestinal tract. The symptoms of toxicity are varied depending on the compound, quantity, and the site of exposure

'Pesticide application methods' test To receive one Core continuing education unit (CEU), read Pesticide application methods in this issue of Citrus Industry magazine. Answer the 20 questions on the magazine's website (www.CitrusIndustry.net) or mail the answers and application information to the address at the end of the article OTHER METHODS: This method may be used to replaceand roofing paper). previous organophosphorus pesticide methods. See Table 10 for partial listing. The OVS-2 tube is similar in concept to the device of Hill and Arnold [11], but offers greater convenience and lower flow resistance. NIOSH Manual of Analytical Methods (NMAM), Fourth Edition, 8/15/9 HOW WE TEST. We test hemp and cannabis plants, flowers, extracts and edibles for paraquat, diquat and glyphosate, along with 67 other pesticides using the liquid chromatography-mass spectrometry LC/MS/MS method. First, we extract pesticides from the samples into a solvent. Then we utilize state-of-the-art machinery to initiate the ionization.

The application method you choose depends on such factors as the nature and habits of the target pest, characteristics of the target site, and properties of the pesticide formulation. You also must consider the suitability of the application equipment, cost, and efficiency of alternative methods. Here are some common pesticide application methods Test ProficiencyTest (PT) for Pesticides was conducted. The Emerald Test ™ is an Inter-Laboratory Comparison and Proficiency Test (ILC/PT) program for cannabis testing labs. The results from the PT inter-laboratory samples passed; therefore, the method meets inter-laboratory reproducibility and accuracy. The method was awarded the Emerald. Effective methods for in-field pesticide detection are a crucial line of defense in protecting both the wellbeing of farm workers and the health of the land on which they work. With access to smart or easy-to-use pesticide screening systems, farmers benefit from an increased control over their operations that can assist them in making more. 2. Pesticide Registration and Safety. Pesticide registration is a scientifically-based, legal, and also administrative process, where a wide variety of effects associated with the use of a pesticide product and its potential effect on human health and the environment is assessed [27-29].The registration is an important step in the management of pesticides as it enables authorities primarily. a multiresidue method for the. determination of ve pesticides. belonging to different pesticide groups. in soil samples, based on a combination. of liquid-solid sample preparation. followed by a.

Determining Analytical Methods The U.S. Environmental Protection Agency (EPA) has completed its five-year National Survey of Pesticides in Drinking Water Wells (NPS). A joint project of EPA's Office of Drinking Water (ODW) and Office of Pesticide Programs (OPP), the Survey was designed to assess the extent and severity of the presence of. Technical Expertise From Eurofins TestAmerica. Eurofins TestAmerica offers testing for organochlorine and organophosphorus pesticides, PCBs, herbicides, explosives and other organic constituents. These compounds, which are often associated with industrial, agricultural and commercial activity, may not readily break down in the environment and may persist in the surrounding water, soil or even air Pesticide Testing Methods and Updated Regulations to Protect Agricultural Workers An agricultural worker sprays pesticides, exposing himself and others to potentially haz-ardous chemicals. Photo by Thinkstock. Photo of Dr. Wilson courtesy of John Henderson Avoiding the Pesticide Paradox in Software Testing. April 27, 2017. Boris Beizer defined the Pesticide Paradox as: Every method you use to prevent or find bugs leaves a residue of subtler bugs against which those methods are ineffectual.. This simply means that as the same test suite is run multiple times, it becomes ineffective in. For short, the method is known as QuEChERS, which stands for quick, easy, cheap, effective, rugged, and safe. Twenty representative pesticides were fortified in 3 matrixes (grapes, lettuces, and oranges) at 3 duplicate levels unknown to the collaborators ranging from 10 to 1000 ng/g. Additionally, 8 incurred pesticide residues were determined

Pesticides & herbicides testing : AL

This paper describes a simple and quick method for sampling and also for carrying out the preconcentration of pesticides in environmental water matrices using two-phased hollow fiber liquid phase microextraction (HF-LPME). Factors such as extraction mode, time, solvents, agitation, and salt addition were investigated in order to validate the LPME method Eurofins Experchem Method (CHM.016) 95 Pesticide Actives and Reporting Limit Pesticide Active Reporting Limit (ppm) Pesticide Active Reporting Limit (ppm) Pesticide Active Reporting Limit (ppm) Abamectin 0.01 Acephate 0.01 Endosulfan sulfate 0.05 Novaluron 0.01 Acequinocyl 0.01 Endosulfan-alpha 0.1 Oxamyl 0.0 The PRO-LAB® Professional Pesticides in Water Test Kit is the most accurate instant pesticides test available to the consumer. The NON-TOXIC laboratory grade test strip, when moistened with water, provides an effective and reliable test method. PRO-LAB® Test Kits are available to the general public at over 40,000 leading home centers. In the past decades, the methods for trace level determination of pesticides have changed considerably. Since the early 1970s most routine pesticide residue analysis has been conducted by gas chromatography (GC) in combination with electron capture, nitrogen-phosphorous, and/or flame photometric detection

Pesticide Testing: Why and What to Test For - ACS Lab Cannabi

Other Ambient MS Methods for Pesticide Testing and Food Safety Screening. Besides DART and DESI approaches, which are the more widely used ambient MS methods so far, there are various techniques (as noted in Table 1) that have been used for pesticide testing and food safety screening of different species of interest The Department of Pesticide Regulation (DPR) is responsible for: Providing statewide guidance on the use of pesticides in the cultivation of cannabis. Providing guidance to the Bureau of Cannabis Control on testing for pesticides. Requiring that pesticides being applied to cannabis comply with food and agriculture standards The analysis for testing ruggedness was performed on selected representative pesticides given in Table 5. A three-level matrix-matched calibration curve, from 0.05 ng/µL to 0.15 ng/µL bracketing the 0.1 ng/μL spiked pesticide level, was used to quantify the pesticide residues in the potato extracts The contamination of tea with toxic pesticides is a major concern. Additionally, because of improved detection methods, importers are increasingly rejecting contaminated teas

Test guidelines. Resistance monitoring should be an integral part of vector/public health pest control programmes. Knowledge of vector/pest susceptibility to pesticides, changing trends of resistance and their operational implications are basic requirements to guide pesticide use in vector-borne disease and pest control programmes Analytical methods. Technical Guideline on the Evaluation of Extraction Efficiency of Residue Analytical Methods - SANTE 2017/10632 rev.3 - 22 November 2017. Guidance document on analytical quality control and method validation procedures for pesticide residues analysis in food and feed - SANTE/12682/2019 - 1 January 202 We develop antimicrobial testing methods and standard operating procedures to measure the effectiveness of hard surface disinfectants against a variety of microorganisms. Find methods and procedures for antimicrobial testing

Access Free Quechers Validation Method For Acidic Pesticides book describes testing protocols in detail, offering many practical pointers for testing in fields, food plants, and in stores. It shows how data from the tests are acquired, interpreted, and linked to a range of global testing standards. The book covers wheat, barley Testing for pesticides in plant or plant materials, algae, fungi, non-human animal materials, or extracts derived thereof, should be done according to the multi-residue method and limits outlined in the Ph.Eur., United States Food and Drug Administration's Pesticide Analytical Manual 1 or WHO Methods for Pesticide Screening l This professional pesticides in water test kit is the most accurate instant pesticides test available to the consumer. The non-toxic laboratory grade test strip, when moistened with water, provides an effective and reliable test method. Safe and easy to use. Product information Technical Details. Manufacturer Pro-Lab Part Number PE111 Item.

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