Chemistries, Reagents and Standards

Chemistries, Reagents and Standards
Hach has more than 60 years of history dedicated to formulating and packaging high-quality reagents for water analysis. We understand your applications and formulate our reagents to ensure exceptional performance and deliver results you can trust, time after time. Our expertise extends beyond chemistry formulation to the complete reagent system. Hach chemistries are rigorously tested in combination with our packaging and instruments to ensure the highest possible system performance. No other company can offer these advantages.
 
Browse Products by Parameter

Products: Hardness

PN / Name
Platform
Range
Method
EPA Compliant
Instrument, Test Kit, etc
ZAR Price
42653: Hardness 3 solution, 1 L 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
47949: Hardness solution, 20 gpg (340 mg/L)/2 mg/L iron, 500 mL Solution 1 20 gpg EDTA   View Contact Hach
Solution 1 20 mg/L EDTA   View
42649: Hardness 3 solution, 500 mL Solution 1 20 gpg EDTA   View Contact Hach
Solution 1 30 gpg Bulk Powder EDTA   View
Solution 1 20 mg/L EDTA   View
Solution 1 30 gpg Powder Pillows EDTA   View
2311149: Hardness Buffer Solution, Aminoethanol, 500 mL Solution Hardness EDTA Standard Methods EDTA     Contact Hach
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