Chemistries, Reagents and Standards

Chemistries, Reagents and Standards
Hach has more than 60 years of history dedicated to formulating and packaging high-quality reagents for water analysis. We understand your applications and formulate our reagents to ensure exceptional performance and deliver results you can trust, time after time. Our expertise extends beyond chemistry formulation to the complete reagent system. Hach chemistries are rigorously tested in combination with our packaging and instruments to ensure the highest possible system performance. No other company can offer these advantages.
 
Browse Products by Parameter

Products: Hardness

PN / Name
Platform
Range
Method
EPA Compliant
Instrument, Test Kit, etc
ZAR Price
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
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
2241926: EDTA solution, 1M, 50mL SCDB Solution 10 4000 mg/L EDTA   View Contact Hach
2700653: Standard solution, EDTA, 0.010M, 1L 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
2768949: Hardness Buffer Solution, 100 mg/L, 500 mL Hardness EDTA (SP510) 0.3-100mg/L Hardness 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
42632: Hardness 3 test solution, 100 mL MDB Solution 1 20 mg/L EDTA   View Contact Hach
Solution 1 20 gpg EDTA   View
Solution 1 30 gpg Bulk Powder EDTA   View
Solution 1 30 gpg Powder Pillows EDTA   View
2349932: EDTA Standard solution, 0.035 N, 100 mL Solution 20 400 mg/L EDTA   View Contact Hach
42532: ManVer Hardness 2 indicator solution, 100 mL MDB Solution 1 20 mg/L EDTA   View Contact Hach
Solution 1 20 gpg EDTA   View
2349932: EDTA Standard solution, 0.035 N, 100 mL Solution 1 20 mg/L EDTA   View Contact Hach
1479442: Standard solution magnesium, 1000 mg/L as Mg, 100 mL (NIST) Magnesium, hardness, standard solution Solution Hardness EDTA Standard Methods EDTA     Contact Hach
2769249: Hardness Indicator Solution, 5 - 100 mg/L, 500 mL Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     Contact Hach
2876453: APA6000 Cleaning Solution, 1 L 0.5 - 10 mg/L as CaCO₃ EDTA     Contact Hach
42549: Hardness 2 solution, 500 mL Solution 1 20 mg/L EDTA   View Contact Hach
Solution 1 20 gpg EDTA   View
96299: UniVer 3 Hardness reagent powder pillows, 100 pieces Powder Pillows 20 400 mg/L EDTA   View Contact Hach
Powder Pillows 1 30 gpg Powder Pillows EDTA   View
42653: Hardness 3 solution, 1 L Solution 1 20 gpg EDTA   View Contact Hach
102133: 0.100 M TitraVer Titrant, 29 mL Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     Contact Hach
42653: Hardness 3 solution, 1 L Solution 1 20 mg/L EDTA   View Contact Hach
Solution 1 30 gpg Bulk Powder EDTA   View
Solution 1 30 gpg Powder Pillows EDTA   View
218710: Calcium Hardness Standard Solution, 10000 mg/L CaCO₃ (NIST), 16 x 10 mL Ampules Solution 20 400 mg/L EDTA   View Contact Hach
2768849: Hardness Buffer Solution, 50 mg/L, 500 mL Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     Contact Hach
2225053: Hardness indicator solution for HACH SP510, 1 L, 2 mg/L Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     Contact Hach
2696353: APA6000 Low Range Hardness Standard 5 mg/L, 1 L 0.5 - 10 mg/L as CaCO₃ EDTA     Contact Hach
2298504: Alkali Buffer for Brine (pk/4) 0.5 - 10 mg/L as CaCO₃ EDTA     Contact Hach
6001900: Reagent Set for APA6000 Low Range Hardness Analyser 0.5 - 10 mg/L as CaCO₃ EDTA     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
2695853: APA6000 Hardness Reagent 1, Indicator Solution (Calmagite), 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
2769149: Hardness Indicator Solution, 2 mg/L, 500 mL Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     Contact Hach
2225153: SP510 Hardness indicator solution, 5 - 100 mg/L, 1 L 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
2437800: Reagent set, hardness (total), HA-71A test kit 1 20 mg/L EDTA   View Contact Hach
2224653: SP510 Hardness Buffer Solution (10 mg/L) Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     Contact Hach
2311149: Hardness Buffer Solution, Aminoethanol, 500 mL Solution Hardness EDTA Standard Methods EDTA     Contact Hach
2883702: UniVer 3 Hardness Reagent, 454 g with scoop 20 400 mg/L EDTA   View Contact Hach
21301H: UniVer 3 Hardness reagent, 454 g Jar 20 400 mg/L EDTA   View Contact Hach
2224753: SP510 Hardness buffer solution, 20 mg/L, 1 L Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     Contact Hach
2769049: Hardness Indicator Solution, 1 mg/L, 500 mL Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     Contact Hach
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