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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)
244932: Sulfuric Acid Standard Solution, 5.25 N, 100 mL MDB Solution 0 - 25,000 mg/L CaCO3 8338 Buret Titration Buret Titration     Contact Hach
Solution 10 - 4,000 mg/L CaCO3 8329 Digital Titration EDTA   View
Solution 10 - 160 mg/L CaCO3 8329 Digital Titration EDTA   View
16232: Phenolphthalein Indicator Solution, 5 g/L, 100 mL MDB (APHA) Solution 10 - 4,000 mg/L as CaCO₃ 8204 Calcium Hardness Digital Titration EDTA   View Contact Hach
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
2241732: Alkali Solution for Calcium and Magnesium, 100 mL MDB Solution 0.05 - 4.00 mg/L Ca and Mg as CaCO3 8030 Ca & Mg Calmagite Colorimetric Calmagite Colorimetric     Contact Hach
Solution 0 - 4.00 mg/L Ca and Mg as CaCO3 8030 DR800 Ca & Mg Calmagite Colorimetric   View
218710: Calcium Hardness Standard Solution, 10000 mg/L CaCO₃ (NIST), 16 x 10 mL Ampules Solution 10 - 4,000 mg/L as CaCO₃ 8204 Calcium Hardness Digital Titration EDTA   View Contact Hach
Solution 10 - 4,000 mg/L CaCO3 8329 Digital Titration EDTA   View
10649: Ammonium Hydroxide, 500 mL Solution 4 - 800 mg/L CaCO₃ AT1000 Total Hardness (Color) Total Hardness, Colorimetric     Contact Hach
218710: Calcium Hardness Standard Solution, 10000 mg/L CaCO₃ (NIST), 16 x 10 mL Ampules Solution 1 - 16 G.d.h. CaCO₃ 8213 Digital Titration Digital Titration using EDTA     Contact Hach
Solution 10 - 4,000 mg/L as CaCO₃ 8213 Digital Titration Digital Titration using EDTA   View
12153: Calcium Standard Solution, 1000 mg/L as CaCO₃, 1 L Solution 10 - 100+ G.d.h. CaCO₃ 8213 Digital Titration Digital Titration using EDTA     Contact Hach
Solution 0 - 25,000 mg/L CACO3 8222 Buret Titration    
Solution 10 - 160 mg/L CaCO3 8329 Digital Titration EDTA   View
Solution 10 - 4,000 mg/L CaCO3 8329 Digital Titration EDTA   View
Solution 100 - 4,000 mg/L CaCO3 8213 Digital Titration Digital Titration using EDTA   View
Solution 1 - 16 G.d.h. CaCO₃ 8213 Digital Titration Digital Titration using EDTA    
Solution 10 - 4,000 mg/L as CaCO₃ 8213 Digital Titration Digital Titration using EDTA   View
Solution 100 - 200,000 mg/L CaCO³ 10247 Digital Titration EDTA, Total   View
218710: Calcium Hardness Standard Solution, 10000 mg/L CaCO₃ (NIST), 16 x 10 mL Ampules Solution 10 - 100+ G.d.h. CaCO₃ 8213 Digital Titration Digital Titration using EDTA     Contact Hach
Solution 100 - 4,000 mg/L CaCO3 8213 Digital Titration Digital Titration using EDTA   View
Solution 100 - 200,000 mg/L CaCO³ 10253 Digital Titration EDTA, Calcium   View
12153: Calcium Standard Solution, 1000 mg/L as CaCO₃, 1 L Solution 0 - 25,000 mg/L CaCO3 8226 ManVer Buret Titration     Contact Hach
2229726: EGTA Solution, 50 mL SCDB Solution 0.05 - 4.00 mg/L Ca and Mg as CaCO3 8030 Ca & Mg Calmagite Colorimetric Calmagite Colorimetric     Contact Hach
Solution 0 - 4.00 mg/L Ca and Mg as CaCO3 8030 DR800 Ca & Mg Calmagite Colorimetric   View
218710: Calcium Hardness Standard Solution, 10000 mg/L CaCO₃ (NIST), 16 x 10 mL Ampules Solution 10 - 160 mg/L CaCO3 8329 Digital Titration EDTA   View Contact Hach
Solution 100 - 200,000 mg/L CaCO³ 10247 Digital Titration EDTA, Total   View
Solution 0 - 25,000 mg/L CaCO3 8226 ManVer Buret Titration    
2241926: EDTA Solution, 1M, 50 mL SCDB Solution 10 - 4000 mg/L EDTA   View Contact Hach
218710: Calcium Hardness Standard Solution, 10000 mg/L CaCO₃ (NIST), 16 x 10 mL Ampules Solution 0 - 25,000 mg/L CACO3 8222 Buret Titration     Contact Hach
2241926: EDTA Solution, 1M, 50 mL SCDB Solution 0 - 4.00 mg/L Ca and Mg as CaCO3 8030 DR800 Ca & Mg Calmagite Colorimetric   View Contact Hach
Solution 0.05 - 4.00 mg/L Ca and Mg as CaCO3 8030 Ca & Mg Calmagite Colorimetric Calmagite Colorimetric    
218710: Calcium Hardness Standard Solution, 10000 mg/L CaCO₃ (NIST), 16 x 10 mL Ampules Solution 20 - 400 mg/L EDTA   View Contact Hach
Solution 100 - 25,000 mg/L CaCO₃ 8222 Buret Titration    
12153: Calcium Standard Solution, 1000 mg/L as CaCO₃, 1 L Solution 100 - 25,000 mg/L CaCO₃ 8222 Buret Titration     Contact Hach
42653: Hardness 3 Solution, 1 L Solution 1 - 30 gpg Bulk Powder EDTA   View Contact Hach
Solution 1 - 20 mg/L EDTA   View
Solution 1 - 20 gpg EDTA   View
39532: Soap Solution, Hardness Demonstration, 100 mL MDB Solution 1 - 20 gpg as CaCO₃ Drop Count, Soap Demonstration Drop Count Titration   View Contact Hach
27242: Water, Deionized, 100 mL Solution 100 - 400 mg/L 8329   View Contact Hach
2311149: Hardness Buffer Solution, Aminoethanol, 500 mL Solution Hardness EDTA Standard Methods EDTA     Contact Hach
2594649: Water, Aldehyde-Free 500 mL Solution 4 - 1,000 µg/L CaCO₃ 8374 Chlorophosonazo Rapid liquid, Pour-Thru Cell Chlorophosphonazo Colorimetric     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
254049: Nitric Acid Solution, 1:1, 500 mL Solution 10 - 4,000 mg/L as CaCO₃ 8204 Calcium Hardness Digital Titration EDTA   View Contact Hach
2329332: Wide Range pH Indicator Solution, 100 mL MDB Solution 10 - 4,000 mg/L as CaCO₃ 8204 Calcium Hardness Digital Titration EDTA   View Contact Hach
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
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