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
CAD Price
1436401: EDTA Digital Titrator Cartridge, 0.0800 M Digital Titrator 10 - 160 mg/L CaCO3 8329 Digital Titration EDTA   View Contact Hach
Digital Titrator 10 - 4,000 mg/L as CaCO₃ 8213 Digital Titration Digital Titration using EDTA   View
Digital Titrator 10 - 4,000 mg/L as CaCO₃ 8204 Calcium Hardness Digital Titration EDTA   View
94799: CalVer 2 Calcium indicator reagent powder pillows, 100/pk Powder Pillows 1 - 20 mg/L EDTA   View Contact Hach
Powder Pillows 10 - 4,000 mg/L CaCO3 8329 Digital Titration EDTA   View
Powder Pillows 1 - 20 gpg EDTA   View
Powder Pillows 10 - 160 mg/L CaCO3 8329 Digital Titration EDTA   View
Powder Pillows 0 - 25,000 mg/L CaCO3 8338 Buret Titration Buret Titration    
85299: CalVer 2 Calcium indicator powder pillows, 50 mL sample (100 pcs) Powder Pillows 0 - 25,000 mg/L CACO3 8222 Buret Titration     Contact Hach
Powder Pillows 10 - 4,000 mg/L as CaCO₃ 8204 Calcium Hardness Digital Titration EDTA   View
Powder Pillows 100 - 25,000 mg/L CaCO₃ 8222 Buret Titration    
Powder Pillows 100 - 200,000 mg/L CaCO³ 10253 Digital Titration EDTA, Calcium   View
2241832: Calcium/Magnesium Indicator Solution, 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
2589549: Chlorophosphonazo Indicator Solution for ULR Hardness, 500 mL 4 - 1,000 µg/L CaCO₃ 8374 Chlorophosonazo Rapid liquid, Pour-Thru Cell Chlorophosphonazo Colorimetric     Contact Hach
8 - 1,000 µg/L CaCO3 8374 Chlorophosphonazo Colorimetric, Solution Pillow    
2876453: APA6000 Cleaning Solution, 1L 0.5 - 10 mg/L as CaCO₃ EDTA     Contact Hach
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
2769149: Hardness indicator solution for HACH SP510, 0.5l, 2 mg/l Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     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
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
42653: Hardness 3 Solution, 1 L 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
Solution 1 - 20 gpg EDTA   View
2241926: EDTA Solution, 1M, 50 mL SCDB Solution 10 - 4000 mg/L EDTA   View Contact Hach
Solution 0 - 4.00 mg/L Ca and Mg as CaCO3 8030 DR800 Ca & Mg Calmagite Colorimetric   View
Solution 0.05 - 4.00 mg/L Ca and Mg as CaCO3 8030 Ca & Mg Calmagite Colorimetric Calmagite Colorimetric    
TNT869: Water Hardness TNTplus Vial Test (20 - 350 mg/L as CaCO₃), 25 Tests TNT plus Hardness, Ca/Mg 10293 3-50 mg/L Mg 10293 Hardness, Calcium/Magnesium     Contact Hach
TNT plus Hardness, Ca/Mg 10293 5-100 mg/L Ca 10293 Hardness, Calcium/Magnesium    
TNT plus 20 - 350 mg/L CaCO3 10293 Hardness, Calcium/Magnesium    
28232H: Potassium Hydroxide Standard Solution, 8.00 N, 100 mL MDB Solution 0 - 25,000 mg/L CaCO3 8338 Buret Titration Buret Titration     Contact Hach
Solution 0 - 25,000 mg/L CACO3 8222 Buret Titration    
Solution 10 - 4,000 mg/L CaCO3 8329 Digital Titration EDTA   View
Solution 1 - 20 gpg EDTA   View
Solution 10 - 4,000 mg/L as CaCO₃ 8204 Calcium Hardness Digital Titration EDTA   View
Solution 1 - 20 mg/L EDTA   View
Solution 100 - 200,000 mg/L CaCO³ 10253 Digital Titration EDTA, Calcium   View
Solution 100 - 25,000 mg/L CaCO₃ 8222 Buret Titration    
Solution 10 - 160 mg/L CaCO3 8329 Digital Titration EDTA   View
2589723-CA: CDTA Reagent, 30 mL SCDB 8 - 1,000 µg/L CaCO3 8374 Chlorophosphonazo Colorimetric, Solution Pillow     Contact Hach
2769049: Hardness indicator solution, 0.5 L, 1 mg/L Hardness EDTA (SP510) 0.3-100mg/L Hardness EDTA     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
8636300: High Range Hardness Chemkey Reagents (box of 25) Chemkeys 90 - 750 mg/L ChemKeys for Total Hardness-HR ChemKeys for Total Hardness-HR     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
42649: Hardness 3 Solution, 500 mL Solution 1 - 30 gpg Bulk Powder EDTA   View Contact Hach
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