Reference / Chemical Standard Chemical Additives and Agents
from HF scientific
DPD Powder Pops are individually packaged doses of reagent used to deliver a measured amount of DPD Reagent to a 5, 10 or 25ml testing sample. Packaged in 200 or 1000 count units they are a convenient way to test for chlorine in HF scientific and other manufacturer ’s photometers. [See More]
- Function: Reagent; Reference / Chemical Standard
- Form & Features: Powders
- Applications: Water Treatment
from GFS Chemicals, Inc.
ITEM#:2001. CH3COONa-CH3COOH. CAS#: F.W.: NFPA#: Specific Gravity: 1.060. DOT:8/III. Descriptions: Specification. TEST. 1. pH of solution - approx. pH 4. Properties. No properties. [See More]
- Function: Buffer / Buffering Agent; Reagent; Reference / Chemical Standard
from Scientific Polymer Products, Inc.
Phenoxy resin. Catalog # : 045C. CAS : 25068-38-6. Physical Form : Pellets. Mw : 42,100. Mn : 19,100. TSCA : TSCA listed [See More]
- Function: Reference / Chemical Standard
- Applications: Plastics / Composites
from Restek
Conc. In Solvent and Volume: 2,000 μg/mL in P &T methanol, 1 mL/ampul [See More]
- Function: Reference / Chemical Standard
- Form & Features: Liquids
- Applications: Environmental
from Sartomer USA, LLC
SAR-GEL ® water indicating paste provides a fast, reliable way to detect water bottoms in tanks containing gasoline, E10 and E15 gasoline/alcohol blends, diesel, jet fuel, fuel oil, solvents & other materials. No need to purchase different types of water indicating products. Works in seconds... [See More]
- Function: Reference / Chemical Standard
- Form & Features: Organic / Polymer; Water Indicating Paste
- Applications: Fuel / Gasoline
from Cole-Parmer
Orion conductivity calibration solutions are available in portable 5 x 60 mL bottles. Portable calibration solutions are easier to carry than larger bottles, minimize wasted solution, and provide more volume than pouches. These standard solutions work with any manufacturer's conductivity meters. [See More]
- Function: Reference / Chemical Standard
from Chem Service, Inc.
Chem Service, Inc. produces high purity chemicals for use as reference materials and for other laboratory purposes. More than 95% of their Standards Grade materials have a certified purity of 98.0% or greater and do not require purity corrections when preparing solutions for use with EPA, ASTM, UST... [See More]
- Function: Reagent; Reference / Chemical Standard
- Form & Features: Liquids (optional feature); Powders (optional feature); Organic / Polymer; Solids or Solutions
- Applications: Monitoring for Organic Pollutants
from HF scientific
The HF scientific Dry Chlorine Reagent Kits have been specifically formulated for use in the CLX Chlorine Monitor. Specific advantages of the Dry kits over current pre-mixed reagents are savings on shipping weight, no chance of freezing making storage more convenient and an extended shelf life of 5... [See More]
- Function: Reagent; Reference / Chemical Standard
- Form & Features: Powders
- Applications: Water Treatment
from Restek
Meets all DOT requirements. Available only to customers or distributors inside the 48 contiguous United States; item may not be resold for export. [See More]
- Function: Reference / Chemical Standard
- Form & Features: Liquids
- Applications: Environmental
from Cole-Parmer
We offer a diverse range of handheld weather instrument accessories to maximize the functionality and flexibility of your weather instruments. Use the full range of Kestrel handheld instrument accessories to protect, hold, and interface the meters to a computer. Let us know if there is a feature you... [See More]
- Function: Reference / Chemical Standard
from HF scientific
The NEW innovative HF scientific J.A.W. (just add water) Chlorine Reagent Kits have been specifically formulated for use in the CLX Chlorine Monitor. Specific advantages of JAW over current pre-mixed reagents are savings on shipping weight, no chance of freezing making storage more convenient and an... [See More]
- Function: Reagent; Reference / Chemical Standard
- Form & Features: Powders
- Applications: Water Treatment
from Restek
Surrogate Standard [See More]
- Function: Reference / Chemical Standard
- Form & Features: Liquids
- Applications: Environmental
from Cole-Parmer
bull; NIST-traceable reference materials include a calibration report from an ISO Guide 34 and ISO 17025 accredited laboratory for the highest accuracy available â € ”up to ±0.25%!. These convenient single-use vials eliminate contamination concerns and are ideal for the lab as... [See More]
- Function: Reference / Chemical Standard
from HF scientific
The NEW innovative HF scientific J.A.W. (just add water) Chlorine Reagent Kits have been specifically formulated by HF scientific for use in the Hach ® CL17 Chlorine Analyzer. Specific advantages of JAW over current pre-mixed reagents are savings on shipping weight, no chance of freezing making... [See More]
- Function: Reagent; Reference / Chemical Standard
- Form & Features: Powders
- Applications: Water Treatment
from Restek
Includes all target analytes except the six gases, which are available separately as 502.2 Calibration Mix #1. [See More]
- Function: Reference / Chemical Standard
- Form & Features: Liquids
- Applications: Environmental
from Cole-Parmer
• The reusable standards, if kept closed in the supplied airtight container, can last several years, saving on overall operating costs. [See More]
- Function: Reference / Chemical Standard
from HF scientific
pH buffers in 4, 7, and 10 in 500 ml bottles or one gallon bottles [See More]
- Function: Buffer / Buffering Agent; Reference / Chemical Standard
- Form & Features: Liquids
- Applications: Water Treatment
from Restek
Contains 1mL each of these mixtures. 30042: 502.2 Calibration Mix #1. 30431: 502.2 MegaMix. 30300: 524 Calibration Mix #7A. 30304: 524 Calibration Mix #7B. 30203: 524 Calibration Mix #8. 30201: 524 Surrogate/Internal Standard Mix [See More]
- Function: Reference / Chemical Standard
- Form & Features: Liquids
- Applications: Environmental
from Cole-Parmer
• Replacement items for Reichert Arias 500 and Mark III Abbe Refractometers. [See More]
- Function: Reference / Chemical Standard
from HF scientific
ProCal Primary Turbidity Standards are pre-diluted, factory certified, and ready for use with not only the HF scientific turbidimeter product line but with other manufacturer ’s instrumentation. The ProCal no formazin formulation utilizes a preservative that enhances stability, yet is safe and... [See More]
- Function: Reference / Chemical Standard
- Form & Features: Liquids
- Applications: Water Treatment
from Restek
Adds alkyl groups to functional hydrogens (H). Decreases polarity on compounds containing acidic hydrogens, i.e., phenols, carboxylic acids. Forms an ester. [See More]
- Function: Reference / Chemical Standard
- Form & Features: Liquids
- Applications: Clinical, Forensic, Toxicology
from Cole-Parmer
Low range COD [See More]
- Function: Reagent; Reference / Chemical Standard
from HF scientific
ProCal Primary Turbidity Standards have been certified by HF scientific for use in the Hach ® 1720 c/d/e Series Online Turbidimeters. No formazin is used, making the standards safer, easier to use, accurate and less expensive that the equivalent Hach ® product. In addition to being approved... [See More]
- Function: Reference / Chemical Standard
- Form & Features: Liquids
- Applications: Water Treatment
from Restek
Our high-quality air monitoring gas calibration standards are provided by Spectra/Linde and Scott/Air Liquide —meeting lab requirements for two separate sources of calibration standards. [See More]
- Function: Reference / Chemical Standard
- Form & Features: Liquids
- Applications: Laboratory
from Cole-Parmer
High range COD [See More]
- Function: Reagent; Reference / Chemical Standard
from HF scientific
ProCal Primary Turbidity Standards have been certified by HF scientific for use in the Hach ® 2100AN Laboratory Turbidimeter. No formazin is used, making the standards safer, easier to use, accurate and less expensive that the equivalent Hach ® product. In addition to being approved by the... [See More]
- Function: Reference / Chemical Standard
- Form & Features: Liquids
- Applications: Water Treatment
from Restek
Restek Offers a Full Line of Certified Reference Materials [See More]
- Function: Reference / Chemical Standard
- Form & Features: Liquids
- Applications: Food / Beverage
from Cole-Parmer
• The reusable standards, if kept closed in the supplied airtight container, can last several years, saving on overall operating costs. [See More]
- Function: Reference / Chemical Standard
from HF scientific
ProCal Primary Turbidity Standards have been certified by HF scientific for use in the Hach ® 2100P Field Turbidimeter. No formazin is used, making them safer, easier to use, accurate and less expensive that the equivalent Hach ® product. In addition to being approved by the EPA, ProCal... [See More]
- Function: Reference / Chemical Standard
- Form & Features: Liquids
- Applications: Water Treatment
from Restek
in 14-, 48-, and 110-Liter Sizes. We offer a wide range of Scott/Air Liquide transportable gases, from pure gases for purging or calibrating to multi-component mixes which are ideal for peak identification work. [See More]
- Function: Reference / Chemical Standard
- Form & Features: Liquids
- Applications: Laboratory
from Cole-Parmer
Non-hazardous COD [See More]
- Function: Reagent; Reference / Chemical Standard
from HF scientific
ProCal Primary Turbidity Standards have been certifiedby HF scientific for use in the Hach ® 2100Q Portable Turbidimeter. No formazin is used, making the standards safer, easier to use, accurate and less expensive that the equivalent Hach ® product. In addition to being approved by the EPA,... [See More]
- Function: Reference / Chemical Standard
- Form & Features: Liquids
- Applications: Water Treatment
from Cole-Parmer
< 0.1 NTU [See More]
- Function: Reference / Chemical Standard
from HF scientific
The ProCheck-S Solid Validation Standards are used as a quick and convenient “check ” to determine if a Primary Calibration is needed prior to the next regularly scheduled primary calibration. Designed for use with HF scientific turbidimeters, they can be used as often as needed and will... [See More]
- Function: Reference / Chemical Standard
- Form & Features: Liquids
- Applications: Water Treatment
from Cole-Parmer
20 NTU [See More]
- Function: Reference / Chemical Standard
from Cole-Parmer
Low range TOC [See More]
- Function: Reagent; Reference / Chemical Standard
from Cole-Parmer
High range TOC [See More]
- Function: Reagent; Reference / Chemical Standard
from Cole-Parmer
Conductivity Standards Ampoules [See More]
- Function: Reference / Chemical Standard
from Cole-Parmer
Nitrate [See More]
- Function: Reference / Chemical Standard
from Cole-Parmer
Nitrate [See More]
- Function: Reference / Chemical Standard
from Cole-Parmer
Nitrate [See More]
- Function: Reference / Chemical Standard
from Cole-Parmer
Nitrate [See More]
- Function: Reference / Chemical Standard
from Cole-Parmer
ProCal primary turbimeter standards kit [See More]
- Function: Reference / Chemical Standard
from Cole-Parmer
0.0 NTU [See More]
- Function: Reference / Chemical Standard
from Cole-Parmer
0, 20, 200, 1000, and 4000 NTU [See More]
- Function: Reference / Chemical Standard
from Cole-Parmer
0, 10, 1000 NTU [See More]
- Function: Reference / Chemical Standard
from Cole-Parmer
Standardizing solutions calibrate your instrument and help perform addition and subtraction operations. Solutions work best when combined with ionic strength and pH adjustors, which eliminate interferences from other ion species and adjust standards and samples to an optimal pH range. | All... [See More]
- Function: Reference / Chemical Standard
from Cole-Parmer
Orion ORP Standard [See More]
- Function: Reference / Chemical Standard
from Cole-Parmer
Orion ORP Standard [See More]
- Function: Reference / Chemical Standard