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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 customer's 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
NZD Price (Incl. GST)
27256: Water, deionised and demineralised, 4L Solution 100 - 200,000 mg/L CaCO³ 10253 Digital Titration EDTA, Calcium   View Contact Hach
Solution 4 - 800 mg/L CaCO₃ AT1000 Total Hardness (Color) Total Hardness, Colorimetric    
20553: EDTA Standard Solution, 0.0200N, 1 L Solution 0 - 2,500 mg/L CaCO₃ 8226 ManVer Buret Titration Y View Contact Hach
Solution 20 - 720 mg/L CaCO₃ AT1000 Total Hardness Automatic Titrator Method    
Solution 0 - 25,000 mg/L CACO3 8222 Buret Titration    
Solution 0 - 25,000 mg/L CaCO3 8338 Buret Titration Buret Titration    
Solution 100 - 25,000 mg/L CaCO₃ 8222 Buret Titration    
Solution 0 - 25,000 mg/L CaCO3 8226 ManVer Buret Titration    
Solution 4 - 800 mg/L CaCO₃ AT1000 Total Hardness (Color) Total Hardness, Colorimetric    
42432: Hardness 1 Buffer Solution, 100 mL MDB Solution 100 - 200,000 mg/L CaCO³ 10247 Digital Titration EDTA, Total   View Contact Hach
Solution 0 - 25,000 mg/L CaCO3 8226 ManVer Buret Titration    
Solution 1 - 20 mg/L EDTA   View
Solution 10 - 4,000 mg/L CaCO3 8329 Digital Titration EDTA   View
Solution 10 - 100+ G.d.h. CaCO₃ 8213 Digital Titration Digital Titration using EDTA    
Solution 10 - 160 mg/L CaCO3 8213 Digital Titration Digital Titration using EDTA Y  
Solution 10 - 160 mg/L CaCO3 8329 Digital Titration EDTA   View
Solution 1 - 16 G.d.h. CaCO₃ 8213 Digital Titration Digital Titration using EDTA    
Solution 0 - 2,500 mg/L CaCO₃ 8226 ManVer Buret Titration Y View
Solution 1 - 20 gpg EDTA   View
Solution 100 - 4,000 mg/L CaCO3 8213 Digital Titration Digital Titration using EDTA   View
Solution 0 - 25,000 mg/L CaCO3 8338 Buret Titration Buret Titration    
Solution 10 - 4,000 mg/L as CaCO₃ 8213 Digital Titration Digital Titration using EDTA   View
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
42532: Hardness 2 Indicator Solution, 100 mL MDB Solution 1 - 20 gpg EDTA   View Contact Hach
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
Solution 100 - 4,000 mg/L CaCO3 8213 Digital Titration Digital Titration using EDTA   View
Solution 10 - 4,000 mg/L as CaCO₃ 8204 Calcium Hardness Digital Titration EDTA   View
Solution 1 - 20 mg/L EDTA   View
15249: Nitric Acid, 500 mL Solution 0.05 - 4.00 mg/L Ca and Mg as CaCO3 8030 Ca & Mg Calmagite Colorimetric Calmagite Colorimetric     Contact Hach
Solution 0 - 2,500 mg/L CaCO₃ 8226 ManVer Buret Titration Y View
Solution 10 - 160 mg/L CaCO3 8329 Digital Titration EDTA   View
Solution 10 - 4,000 mg/L as CaCO₃ 8204 Calcium Hardness Digital Titration EDTA   View
Solution 10 - 4,000 mg/L as CaCO₃ 8213 Digital Titration Digital Titration using EDTA   View
Solution 10 - 4,000 mg/L CaCO3 8329 Digital Titration EDTA   View
Solution 100 - 25,000 mg/L CaCO₃ 8222 Buret Titration    
Solution 100 - 4,000 mg/L CaCO3 8213 Digital Titration Digital Titration using EDTA   View
28232H: Potassium Hydroxide Standard Solution, 8.00 N, 100 mL MDB Solution 1 - 20 mg/L EDTA   View Contact Hach
Solution 10 - 4,000 mg/L as CaCO₃ 8204 Calcium Hardness Digital Titration EDTA   View
Solution 1 - 20 gpg EDTA   View
Solution 0 - 25,000 mg/L CaCO3 8338 Buret Titration Buret Titration    
Solution 0 - 25,000 mg/L CACO3 8222 Buret Titration    
Solution 100 - 25,000 mg/L CaCO₃ 8222 Buret Titration    
Solution 10 - 160 mg/L CaCO3 8329 Digital Titration EDTA   View
Solution 100 - 200,000 mg/L CaCO³ 10253 Digital Titration EDTA, Calcium   View
Solution 10 - 4,000 mg/L CaCO3 8329 Digital Titration EDTA   View
245032: Sodium Hydroxide Standard Solution, 5.0 N, 100 mL MDB Solution 0.05 - 4.00 mg/L Ca and Mg as CaCO3 8030 Ca & Mg Calmagite Colorimetric Calmagite Colorimetric     Contact Hach
42632: Hardness 3 Solution, 100 mL MDB Solution 1 - 20 mg/L EDTA   View Contact Hach
Solution 1 - 30 gpg Powder Pillows EDTA   View
Solution 1 - 30 gpg Bulk Powder EDTA   View
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