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Water Quality Testing Parameters and Their Chemistries, Reagents, and Standards

Water Quality Testing Parameters and Their Chemistries, Reagents, and Standards
Hach is dedicated to providing high-quality reagents for routine and challenging water analysis. Understanding our customers applications has allowed us to formulate reagents that ensure exceptional performance and deliver trusted results. Hach chemistries are rigorously tested in combination with our packaging and instruments to ensure the highest possible system performance. Our portfolio includes: TNT (Test ‘N Tube) Vials, TNTplus Vials, Permachem Powder Pillows, and Accuvac Ampules.
 
Browse Products by Parameter

Products: Hardness

PN / Name
Platform
Range
Method
EPA Compliant
Instrument, Test Kit, etc
Web Price
2224553: APA6000 Hardness Buffer Solution, 2 and 5 mg/L, 1 L Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     Contact Hach
2883702: UniVer 3 Hardness Reagent, 454 g with scoop 20 - 400 mg/L EDTA   View Contact Hach
47949: Hardness Solution, 20 gpg (340 mg/L)/2 mg/L Iron, 500 mL Solution 1 - 20 gpg EDTA   View Contact Hach
2768849: Hardness Buffer Solution, 500 mL, 50 mg/L Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     Contact Hach
47949: Hardness Solution, 20 gpg (340 mg/L)/2 mg/L Iron, 500 mL Solution 1 - 20 mg/L EDTA   View Contact Hach
218710: Calcium Hardness Standard Solution, 10000 mg/L CaCO₃ (NIST), 16 x 10 mL Ampules Solution 20 - 400 mg/L EDTA   View Contact Hach
2883702: UniVer 3 Hardness Reagent, 454 g with scoop 1 - 30 gpg Bulk Powder EDTA   View Contact Hach
2311149: Hardness Buffer Solution, Aminoethanol, 500 mL Solution Hardness EDTA Standard Methods EDTA     Contact Hach
96299: UniVer 3 Hardness reagent powder pillows, 100 pieces Powder Pillows 1 - 30 gpg Powder Pillows EDTA   View Contact Hach
42549: Hardness 2 Solution, 500 mL Solution 1 - 20 gpg EDTA   View Contact Hach
2298504: Alkali Buffer for Brine (Pack of 4) 0.5 - 10 mg/L as CaCO₃ EDTA     Contact Hach
42549: Hardness 2 Solution, 500 mL Solution 1 - 20 mg/L EDTA   View Contact Hach
2437900: Hardness (Total) Reagent Set for 5-EP Test Kit 1 - 30 gpg Powder Pillows EDTA   View Contact Hach
96299: UniVer 3 Hardness reagent powder pillows, 100 pieces Powder Pillows 20 - 400 mg/L EDTA   View Contact Hach
21301H: UniVer 3 Hardness Reagent, 454 g Jar 1 - 30 gpg Powder Pillows EDTA   View Contact Hach
Jar 1 - 30 gpg Bulk Powder EDTA   View
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