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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)
254049: Nitric Acid Solution, 1:1, 500 mL Solution 100 - 25,000 mg/L CaCO₃ 8222 Buret Titration     Contact Hach
Solution 100 - 4,000 mg/L CaCO3 8213 Digital Titration Digital Titration using EDTA   View
1479442: Magnesium Standard Solution, 1000 mg/L as Mg (NIST), 100 mL Solution Hardness EDTA Standard Methods EDTA     Contact Hach
2241849: Calcium/Magnesium Indicator Solution, 500 mL Solution 0.05 - 4.00 mg/L Ca and Mg as CaCO3 8030 Ca & Mg Calmagite Colorimetric Calmagite Colorimetric     Contact Hach
39553: Soap Solution, Hardness Demonstration, 1 L Solution 1 - 20 gpg as CaCO₃ Drop Count, Soap Demonstration Drop Count Titration   View Contact Hach
42649: Hardness 3 Solution, 500 mL Solution 1 - 30 gpg Powder Pillows EDTA   View Contact Hach
Solution 1 - 30 gpg Bulk Powder EDTA   View
20556: EDTA Standard Solution, 0.0200N, 4L Solution 0 - 25,000 mg/L CaCO3 8226 ManVer Buret Titration     Contact Hach
254049: Nitric Acid Solution, 1:1, 500 mL Solution 10 - 4,000 mg/L as CaCO₃ 8213 Digital Titration Digital Titration using EDTA   View Contact Hach
245026: Sodium Hydroxide Standard Solution, 5.0 N, 50 mL SCDB 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 8213 Digital Titration Digital Titration using EDTA   View
42649: Hardness 3 Solution, 500 mL Solution 1 - 20 mg/L EDTA   View Contact Hach
Solution 1 - 20 gpg EDTA   View
42549: Hardness 2 Solution, 500 mL Solution 1 - 20 mg/L EDTA   View Contact Hach
Solution 1 - 20 gpg EDTA   View
2589636: CDTA Reagent, 10 mL SCDB Solution 4 - 1,000 µg/L CaCO₃ 8374 Chlorophosonazo Rapid liquid, Pour-Thru Cell Chlorophosphonazo Colorimetric    
OBSOLETE
2498132: EDTA Sandard Solution, 0.0075N, 100 mL MDB Solution 0 - 360 ka/ha Gypsum Requirement Drop Count Titration   View Contact Hach
2349932: EDTA Standard Solution, 0.035N, 100 mL MDB Solution 20 - 400 mg/L EDTA   View Contact Hach
Solution 1 - 20 mg/L EDTA   View
20556: EDTA Standard Solution, 0.0200N, 4L Solution 0 - 25,000 mg/L CACO3 8222 Buret Titration     Contact Hach
42453: Hardness 1 Buffer Solution, 1 L Solution 0 - 25,000 mg/L CaCO3 8226 ManVer Buret Titration     Contact Hach
Solution 10 - 4,000 mg/L as CaCO₃ 8213 Digital Titration Digital Titration using EDTA   View
2700653: EDTA Standard Solution, 0.010M, 1L Solution Hardness EDTA Standard Methods EDTA     Contact Hach
20529: EDTA Standard Solution, 0.0200N, 200 mL Solution 0 - 25,000 mg/L CaCO3 8226 ManVer Buret Titration     Contact Hach
Solution 0 - 25,000 mg/L CACO3 8222 Buret Titration    
2305442: Calcium Standard Solution, 10 mg/L, 100 mL Solution 0 - 4.00 mg/L Ca and Mg as CaCO3 8030 DR800 Ca & Mg Calmagite Colorimetric   View Contact Hach
2603101: Hardness (ULR) Reagent Set, Bulk Solution Solution 4 - 1,000 µg/L CaCO₃ 8374 Chlorophosonazo Rapid liquid, Pour-Thru Cell Chlorophosphonazo Colorimetric     Contact Hach
27253: Water, deionised and demineralised, 1000 mL Solution 10 - 160 mg/L CaCO3 8329 Digital Titration EDTA   View Contact Hach
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
102149: EDTA Standard Solution, 0.200 N, 500 mL Solution 0 - 25,000 mg/L CaCO3 8226 ManVer Buret Titration     Contact Hach
Solution 0 - 25,000 mg/L CaCO3 8338 Buret Titration Buret Titration    
Solution 0 - 25,000 mg/L CACO3 8222 Buret Titration    
74053: CDTA Titrant (HexaVer™), 0.02 N, 1 L Solution 10 - 4,000 mg/L as CaCO₃ 8204 Calcium Hardness Digital Titration EDTA   View Contact Hach
Solution 100 - 4,000 mg/L CaCO3 8213 Digital Titration Digital Titration using EDTA   View
102149: EDTA Standard Solution, 0.200 N, 500 mL Solution 100 - 25,000 mg/L CaCO₃ 8222 Buret Titration     Contact Hach
47949: Hardness Solution, 20 gpg (340 mg/L)/2 mg/L Iron, 500 mL Solution 100 - 4,000 mg/L CaCO3 8213 Digital Titration Digital Titration using EDTA   View Contact Hach
27253: Water, deionised and demineralised, 1000 mL Solution 10 - 4,000 mg/L as CaCO₃ 8204 Calcium Hardness Digital Titration EDTA   View Contact Hach
74053: CDTA Titrant (HexaVer™), 0.02 N, 1 L Solution 10 - 4,000 mg/L as CaCO₃ 8213 Digital Titration Digital Titration using EDTA   View 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
Solution 1 - 20 gpg EDTA   View
27253: Water, deionised and demineralised, 1000 mL Solution 10 - 4,000 mg/L CaCO3 8329 Digital Titration EDTA   View Contact Hach
46249: Soap Solution, Hardness Demonstration, 500 mL Solution 1 - 20 gpg as CaCO₃ Drop Count, Soap Demonstration Drop Count Titration   View Contact Hach
2833449: Hardness Quality Control Standard, Low Range, 500 mL Solution 10 - 4,000 mg/L as CaCO₃ 8204 Calcium Hardness Digital Titration EDTA   View Contact Hach
Solution 10 - 160 mg/L CaCO3 8329 Digital Titration EDTA   View
2833349: Hardness Quality Control Standard, High Range, 500 mL Solution 10 - 4,000 mg/L as CaCO₃ 8204 Calcium Hardness Digital Titration EDTA   View Contact Hach
Solution 100 - 200,000 mg/L CaCO³ 10253 Digital Titration EDTA, Calcium   View
46212: Soap Solution, Hardness Demonstration, 50 mL DB Solution 1 - 20 gpg as CaCO₃ Drop Count, Soap Demonstration Drop Count Titration   View Contact Hach
42653: Hardness 3 Solution, 1 L Solution 1 - 30 gpg Powder Pillows EDTA   View Contact Hach
2603101: Hardness (ULR) Reagent Set, Bulk Solution Solution 8 - 1,000 µg/L CaCO3 8374 Chlorophosphonazo Colorimetric, Solution Pillow     Contact Hach
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