DPD Method, Free Chlorine Reagent Powder Pillows Pack of 100 USEPA accepted for reporting drinking water analysis using Hach Method 8021 Sample Size: 10 mL Range: up to 2.00 mg/L For best results use with a Hach colorimeter or spectrophotometer. Backed by over 20 years of DPD experience!

Cyanide Reagent Set Includes: CyaniVer® 3, 4, and 5 Reagent Powder Pillows Method: Pyridine-Pyrazolone Range: up to 0.240 mg/L Sample: 25 mL 100/test

For direct use in calcium titrations Formula: N/A Formula Weight: N/A CAS Number: 3451-35-4 Synonym(s): Hydroxy Naphthol Blue

Calmagite method for measuring calcium and magnesium hardness (0-4.00 mg/L as CaCO3) colorimetrically (on a Hach spectrophotometer) Reagent set contains: Alkali Solution, Calcium/Magnesium Indicator Solution, EDTA Solution, EGTA Solution Method: Calcium and Magnesium; Calmagite…

Quality, Reliability Hach Total Chlorine Reagent Set (DPD Indicator, Total Chlorine Indicator and Buffer Solutions) is specifically designed and produced to work with Hach CL17 Analyzers. Simple, Predictable Maintenance The CL17 is designed to require replacement of reagents on a…

For copper determination by the bicinchoninate method. Copper Reagent, CuVer® 1 Method: Bicinchoninate USEPA accepted for wastewater reporting using Hach Method 8506 Range: up to 5.00 mg/L Sample: 10 mL pk/100 Powder Pillows

C997K17 Free Chlorine Buffer Solution. Use with Chlorine Indicator Solution (2314011) and DPD Compound (2297255) for testing Free Chlorine using the Rapid Liquid method, the CL17 Process Analyzer or bulk analytical methods. C997K18 Free Chlorine Indicator Solution. Use with…

CAS No. 108-80-5 Standard material for cyanuric acid test

Citric Acid/Surfactant Reagent for S5000 Silica (2.9 L)

For determination of copper by the Porphyrin Method.  Hach Method 8143.  Range: 2 - 210 μg/L   Sample Size: 25 mL.  Reagent Set includes: Copper Masking Reagent Powder Pillows, Porphyrin 1 and 2 Reagent Powder Pillows for 100 tests.

Expert Chloride test made simple. Chloride TNTplus® chemistry and your Hach spectrophotometer are engineered to simplify water analysis for accurate results, everytime. For determination of Chloride by the Iron(III)-thiocyanate method. With Chloride TNTplus reagents, simply add your…

Full set of replacement reagents for Basic Drinking Water CEL Laboratories (Part Nos. 2688000 and 251234).

Description: DPD Rapid Liquid, 0.02 to 2.00 mg/L

Decolorizing carbon, powdered, for plant tissue and soil sulfate testing. 100 g bottle.

Expert Copper test made simple. Copper TNTplus® chemistry and your Hach spectrophotometer are engineered to simplify water analysis for accurate results, everytime. For determination of Copper by the Bathocuproine Method. Easy and safe handling: The innovative vial and…

Chlorine (Total) Reagent Set includes: Dissolved Oxygen 3 Powder Pillows, Potassium Iodide Powder Pillows, Starch Indicator Solution, Sodium Thiosulfate Standard Solution Cartridge Method: Iodometric Range as CI2 (2.0 N titrant) 100/test

CAS No. 108-94-1 For zinc test C6H10O FW = 98.15 Assay: 99.5% Bottle/100 mL

Reagent set for the digital titrator with EDTA method (Hach method 8204) to determine calcium hardness CalVer/EDTA Method Contains: CalVer® 2 Indicator Powder Pillows, Potassium Hydroxide Solution (8 N), EDTA Titrant Cartridge 100 tests

Replacement Reagent Set for CEL Advanced Portable Laboratories (Part Nos. 2688500 and 251239).

CDTA Disodium Maganisium Salt (Cyclohexanediaminetetraacetic acid, disodium magnesium salt) Trihydrate Analytical Grade CAS No. 63451-33-2 C6H10N2 (CH2COO)4Na2Mg•3H2O FW = 466.64 Pk/100 Powder Pillows

Cobalt/Nickel Reagent Set includes: EDTA Reagent Powder Pillows, Phthalate-Phosphate Reagent Powder Pillows, PAN Indicator Solution (0.3%) PAN Method, 0 - 2 mg/L Sample Size: 25 mL 100/test

Chloride 2 Indicator Powder Pillows for argentometric method For test kit

Expert Hexavalent and Total Chromium test made simple. Chromium TNTplus® chemistry and your Hach spectrophotometer are engineered to simplify water analysis for accurate results, everytime. For determination of Hexavalent and Total Chromium by the 1,5-Diphenylcarbohydrazide Method.…

Complete replacement reagent set for CEL Environmental Water Quality Laboratories (Part Nos. 2687800 and 251232).

For use in the heteropoly blue method (Hach method 8282) for the determination of ultra low range silica (0-1000 ug/L SiO2)

Use for cadmium reduction column for Nitrate determination.

Copper Reagent Set includes: Free Copper Reagent Powder Pillows, Hydrosulfie Power Pillows Method: Free and Total (Bicinchoninate) Method Range: up to 5.00 mg/L Sample: 5 mL 100/test

Reagent Set includes: Diphenylcarbazone Reagent Powder Pillows, Mercuric Nitrate Titration Cartridge, 0.2256 N and Mercuric Nitrate Titration Cartridge, 2.256 N Used in Digital Titrator Kit Mercury nitrate Method 10 – 8,000 mg/l Approximately 100 Tests

For determination of hexavalent chromium by the Diphenylcarbohydrazide method. USEPA accepted for reporting for wastewater analyses using (Hach Method 8023), Diphenylcarbohydrazide Method. Photometric Sample Size: 10 mL Photometric Range: up to 0.70 mg/L Kit Sample Size: 5 mL Kit…

Carbon Dioxide Reagent Set (Digital Titrator Method) includes: Phenolphthalein Pillows and two Cartridges Cartridges: 0.3636 N and 3.3636 N Range: 10 - 1000 mgL as CO2 100/test