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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 customers 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
Web Price
2241926: EDTA solution, 1M, 50mL SCDB Solution 10 - 4000 mg/L EDTA   View Contact Hach
42432: Hardness 1 buffer solution (100 mL MDB) Solution 1 - 20 gpg EDTA   View Contact Hach
Solution 1 - 20 mg/L EDTA   View
28232H: Potassium hydroxide Solution, 8 N (100mL) Solution 1 - 20 mg/L EDTA   View Contact Hach
Solution 1 - 20 gpg EDTA   View
42532: ManVer Hardness 2 indicator solution, 100 mL MDB Solution 1 - 20 gpg EDTA   View Contact Hach
Solution 1 - 20 mg/L EDTA   View
94799: CalVer 2 Calcium indicator reagent powder pillows, 100/pk Powder Pillows 1 - 20 mg/L EDTA   View Contact Hach
Powder Pillows 1 - 20 gpg EDTA   View
2876453: APA6000 Cleaning Solution, 1 L 0.5 - 10 mg/L as CaCO₃ EDTA     Contact Hach
2769249: Hardness Indicator Solution, 5 - 100 mg/L, 500 mL Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     Contact Hach
42632: Hardness 3 test solution, 100 mL MDB Solution 1 - 20 mg/L EDTA   View Contact Hach
Solution 1 - 30 gpg Bulk Powder EDTA   View
6001900: Reagent Set for APA6000 Low Range Hardness Analyser 0.5 - 10 mg/L as CaCO₃ EDTA     Contact Hach
42632: Hardness 3 test solution, 100 mL MDB Solution 1 - 30 gpg Powder Pillows EDTA   View Contact Hach
Solution 1 - 20 gpg EDTA   View
2696353: APA6000 Low Range Hardness Standard 5 mg/L, 1 L 0.5 - 10 mg/L as CaCO₃ EDTA     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
2695753: APA 6000 Hardness reagent 2, buffer solution, 1 L 0.5 - 10 mg/L as CaCO₃ EDTA     Contact Hach
2700653: EDTA Standard Solution, 0.010M, 1L Solution Hardness EDTA Standard Methods EDTA     Contact Hach
1479442: Magnesium Standard Solution, 1000 mg/L as Mg (NIST), 100 mL Solution Hardness EDTA Standard Methods EDTA     Contact Hach
2768549: SP510 Hardness Buffer Solution (0.3, 1, 2, 5 mg/L) Hardness buffer solution, 500mL Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     Contact Hach
2768649: Hardness buffer solution, 0.5 L, 10 mg/L Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     Contact Hach
102133: 0.100 M TitraVer Titrant, 29 mL Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     Contact Hach
2768749: Hardness Buffer Solution, 20 mg/L, 500 mL Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     Contact Hach
42649: Hardness 3 Solution, 500 mL Solution 1 - 20 gpg EDTA   View Contact Hach
Solution 1 - 30 gpg Powder Pillows EDTA   View
Solution 1 - 30 gpg Bulk Powder EDTA   View
Solution 1 - 20 mg/L EDTA   View
2437800: Hardness (Total) Reagent Set for HA-71A Test Kit 1 - 20 mg/L EDTA   View Contact Hach
2349932: EDTA Standard solution, 0.035 N, 100 mL Solution 20 - 400 mg/L EDTA   View Contact Hach
Solution 1 - 20 mg/L EDTA   View
42653: Hardness 3 solution, 1 L Solution 1 - 30 gpg Bulk Powder EDTA   View Contact Hach
Solution 1 - 30 gpg Powder Pillows EDTA   View
Solution 1 - 20 mg/L EDTA   View
Solution 1 - 20 gpg EDTA   View
82522: Calmagite, 5 g Jar Hardness EDTA Standard Methods EDTA     Contact Hach
13224: Eriochrome Black T, 25 g Jar Hardness EDTA Standard Methods EDTA     Contact Hach
2437900: Hardness (Total) Reagent Set for 5-EP Test Kit 1 - 30 gpg Powder Pillows EDTA   View Contact Hach
2794649: Hardness Indicator Solution, 0.3 mg/L, 500 mL Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     Contact Hach
21320H: UniVer 3 Hardness Reagent, 28 g Jar 1 - 30 gpg Bulk Powder EDTA   View Contact Hach
2768949: Hardness Buffer Solution, 100 mg/L, 500 mL Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     Contact Hach
2768849: Hardness Buffer Solution, 500 mL, 50 mg/L Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     Contact Hach
2255453: Hardness indicator solution for HACH SP510, 1l, 1 mg/l Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     Contact Hach
2225053: Hardness indicator solution for HACH SP510, 1l, 2 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
2224653: Hardness buffer solution for HACH SP510, 1l, 10 mg/l Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     Contact Hach
21301H: UniVer 3 Hardness Reagent, 454 g Jar 20 - 400 mg/L EDTA   View Contact Hach
2225153: Hardness indicator solution for HACH SP510, 1l, 5-100 mg/l Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     Contact Hach
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