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

For determination of ultra-low range silica by the Heteropoly Blue method (Hach Method 8282). Range: 3-1000 µg/L SiO2 100 mL bottle

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

Use for cadmium reduction column for Nitrate determination.

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

[1-(1-Hydroxy-4-methyl-2-phenylazo)-2-naphthol-4-sulfonic acid] Analytical Grade CAS No. 3147-14-6 Indicator for calcium and magnesium C17H14N2O5S•H2O FW = 376.37

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

For Copper determination by the Porphyrin Method. Hach Method 8143. Range: 2 - 210 µg/L Cu.

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.…

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…

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

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 free copper using CU-6 test kit

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…

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

Complete replacement reagent set for CEL Aquaculture Laboratories (Part Nos. 2687900 and 251233).

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

Method: Pyridine-Pyrazalone, 8027 Range: 0.002 to 0.240 mg/L

For determination of Chlorine Doxide by the Chlorophenol Red Method. Hach method 8065. Range: 0.01 - 1.00 mg/L ClO₂ Sample Size: 50 mL Set contains Chlorine Dioxide Reagent 1, 2, and 3, and Dechlorinating Reagent Powder Pillows for 100 tests.

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…

Copper Reagent, CuVer® 1 For copper (0 - 3.0 mg/L Cu) Powder Pillows

Chromate Reagent Set includes: Dissolved Oxygen 3 Reagent Powder Pillows, Potassium Iodide Powder Pillows, Sodium Thiosulfate Cartridge (0.2068 N), Starch Indicator Solution Digital Titrator Method Range: 20 - 400 mg/L as CrO4 100/test

Contains mercury. Dispose of according to local, state and federal regulations. For determination of Chemical Oxygen Demand (COD) by the Reactor Digestion Method, using TNTplus™ vials. Hach Method 10211. Range: 1-60 mg/L COD. Reduce Errors with Bar-coded Vials and RFID A unique…

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

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

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

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…

Copper Reagent, CuVer® 2 Sample Size: 25 mL For copper in the presence of high levels of aluminum, calcium, and iron. Calibrations for CuVer® 1 may be used. pk/100 Powder Pillows

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…

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!