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
CAD Price
2696353: APA6000 Low Range Hardness Standard 5 mg/L, 1 L 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
Solution 1 - 20 gpg EDTA   View
2696253: APA6000 Low Range Hardness Standard, 50 µg/L, 1 L 0.5 - 10 mg/L as CaCO₃ EDTA     Contact Hach
20253: Sulfuric Acid Standard Solution, 0.100 N (N/10), 1 L Solution 20 - 720 mg/L CaCO₃ AT1000 Total Hardness Automatic Titrator Method     Contact Hach
39532: Soap Solution, Hardness Demonstration, 100 mL MDB Solution 1 - 20 gpg as CaCO₃ Drop Count, Soap Demonstration Drop Count Titration   View Contact Hach
1481253: Hydrochloric Acid Standard Solution, 0.10 N, 1 L Solution 20 - 720 mg/L CaCO₃ AT1000 Total Hardness Automatic Titrator Method     Contact Hach
27249: Water, Deionized, 500 mL Solution 100 - 4,000 mg/L CaCO3 8213 Digital Titration Digital Titration using EDTA   View Contact Hach
Solution 10 - 4,000 mg/L as CaCO₃ 8204 Calcium Hardness Digital Titration EDTA   View
Solution 10 - 160 mg/L CaCO3 8329 Digital Titration EDTA   View
Solution 10 - 4,000 mg/L CaCO3 8329 Digital Titration EDTA   View
Solution 0 - 2,500 mg/L CaCO₃ 8226 ManVer Buret Titration Y View
Solution 10 - 4,000 mg/L as CaCO₃ 8213 Digital Titration Digital Titration using EDTA   View
28249: Potassium Hydroxide Standard Solution, 8.00 N, 500 mL Solution 100 - 25,000 mg/L CaCO₃ 8222 Buret Titration     Contact Hach
Solution 10 - 4,000 mg/L as CaCO₃ 8204 Calcium Hardness Digital Titration EDTA   View
2695753: APA6000 Hardness Reagent 2, Buffer Solution, 1 L 0.5 - 10 mg/L as CaCO₃ EDTA     Contact Hach
2794649: Hardness Indicator Solution, 0.3 mg/L, 500 mL Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     Contact Hach
254049: Nitric Acid Solution, 1:1, 500 mL Solution 100 - 4,000 mg/L CaCO3 8213 Digital Titration Digital Titration using EDTA   View Contact Hach
Solution 100 - 25,000 mg/L CaCO₃ 8222 Buret Titration    
Solution 0 - 2,500 mg/L CaCO₃ 8226 ManVer Buret Titration Y View
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