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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)
42432: Hardness 1 Buffer Solution, 100 mL MDB Solution 1 - 20 gpg EDTA   View Contact Hach
Solution 1 - 20 mg/L EDTA   View
2768549: Hardness buffer solution for HACH SP510, 0.5l, 0.3,1,2,5 mg/l Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     Contact Hach
2769049: Hardness indicator solution, 0.5 L, 1 mg/L Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     Contact Hach
42532: Hardness 2 Indicator Solution, 100 mL MDB Solution 1 - 20 mg/L EDTA   View Contact Hach
Solution 1 - 20 gpg EDTA   View
28232H: Potassium Hydroxide Standard Solution, 8.00 N, 100 mL MDB Solution 1 - 20 gpg EDTA   View Contact Hach
Solution 1 - 20 mg/L EDTA   View
42632: Hardness 3 Solution, 100 mL MDB Solution 1 - 30 gpg Powder Pillows EDTA   View Contact Hach
Solution 1 - 20 mg/L EDTA   View
Solution 1 - 20 gpg EDTA   View
Solution 1 - 30 gpg Bulk Powder EDTA   View
2769149: Hardness indicator solution for HACH SP510, 0.5l, 2 mg/l Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     Contact Hach
2769249: Hardness Indicator Solution, 5 - 100 mg/L, 500 mL Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     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
94799: CalVer 2 Calcium Indicator Powder Pillows, pk/100 Powder Pillows 1 - 20 mg/L EDTA   View Contact Hach
Powder Pillows 1 - 20 gpg EDTA   View
42653: Hardness 3 Solution, 1 L Solution 1 - 20 mg/L EDTA   View Contact Hach
Solution 1 - 20 gpg EDTA   View
21320H: UniVer 3 Hardness Reagent, 28 g Jar 1 - 30 gpg Bulk Powder 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
42549: Hardness 2 Solution, 500 mL Solution 1 - 20 mg/L EDTA   View Contact Hach
2224553: APA6000 Hardness Buffer Solution, 2 and 5 mg/L, 1 L Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     Contact Hach
42549: Hardness 2 Solution, 500 mL Solution 1 - 20 gpg EDTA   View Contact Hach
2224653: Hardness buffer solution for HACH SP510, 1l, 10 mg/l Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     Contact Hach
2224753: Hardness buffer solution for HACH SP510, 1l, 20 mg/l Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     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
1479442: Magnesium Standard Solution, 1000 mg/L as Mg (NIST), 100 mL Solution Hardness EDTA Standard Methods EDTA     Contact Hach
2794649: Hardness Indicator Solution, 0.3 mg/L, 500 mL Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     Contact Hach
2298504: Alkali Buffer for Brine (Pack of 4) 0.5 - 10 mg/L as CaCO₃ EDTA     Contact Hach
2437800: Hardness (Total) Reagent Set for HA-71A Test Kit 1 - 20 mg/L EDTA   View Contact Hach
21301H: UniVer 3 Hardness Reagent, 454 g Jar 1 - 30 gpg Powder Pillows EDTA   View Contact Hach
2437900: Hardness (Total) Reagent Set for 5-EP Test Kit 1 - 30 gpg Powder Pillows EDTA   View Contact Hach
2695753: APA6000 Hardness Reagent 2, Buffer Solution, 1 L 0.5 - 10 mg/L as CaCO₃ EDTA     Contact Hach
2349932: EDTA Standard Solution, 0.035N, 100 mL MDB Solution 20 - 400 mg/L EDTA   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
Solution 1 - 20 mg/L EDTA   View
2349932: EDTA Standard Solution, 0.035N, 100 mL MDB Solution 1 - 20 mg/L EDTA   View Contact Hach
21301H: UniVer 3 Hardness Reagent, 454 g Jar 1 - 30 gpg Bulk Powder EDTA   View Contact Hach
42649: Hardness 3 Solution, 500 mL Solution 1 - 20 gpg EDTA   View Contact Hach
82522: Calmagite, 5 g Jar Hardness EDTA Standard Methods EDTA     Contact Hach
2883702: UniVer 3 Hardness Reagent, 454 g with scoop 20 - 400 mg/L EDTA   View Contact Hach
2695853: APA6000 Hardness Reagent 1, Indicator Solution (Calmagite), 1 L 0.5 - 10 mg/L as CaCO₃ EDTA     Contact Hach
2696253: APA6000 Low Range Hardness Standard, 50 µg/L, 1 L 0.5 - 10 mg/L as CaCO₃ EDTA     Contact Hach
2876453: APA6000 Cleaning Solution, 1L 0.5 - 10 mg/L as CaCO₃ EDTA     Contact Hach
2883702: UniVer 3 Hardness Reagent, 454 g with scoop 1 - 30 gpg Bulk Powder EDTA   View Contact Hach
96299: UniVer 3 Hardness Reagent Powder Pillows, pk/100 Powder Pillows 20 - 400 mg/L EDTA   View Contact Hach
2768749: Hardness buffer solution for HACH SP510, 0.5l, 20 mg/l Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     Contact Hach
2241926: EDTA Solution, 1M, 50 mL SCDB Solution 10 - 4000 mg/L EDTA   View Contact Hach
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