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: Silica

PN / Name
Platform
Range
Method
EPA Compliant
Instrument, Test Kit, etc
ZAR Price
2346800: Silica Reagent Set, 0.010-1.600 mg/L SiO₂ 0.010 1.600 mg/L 8186 Spectrophotometer Powder Pillows Heteropoly Blue     Contact Hach
27169: Silica 3 reagent powder pillows, pk/100 Powder Pillows 0.010 1.600 mg/L 8186 Spectrophotometer Powder Pillows Heteropoly Blue     Contact Hach
140349: Silica standard solution, 10 mg/L as SiO2 (NIST), 500 mL Solution 3 - 1,000 µg/L SiO2 8282 Spectrophotometer Pour-Thru Cell Heteropoly Blue     Contact Hach
27256: Water, deionised and demineralised, 4L Solution 1 - 100 mg/L SiO2 8185 Spectrophotometer Powder Pillows HR Silicomolybdate     Contact Hach
Solution 3 - 1,000 µg/L SiO2 8282 Spectrophotometer Pour-Thru Cell Heteropoly Blue    
Solution 0.010 1.600 mg/L 8186 Spectrophotometer Powder Pillows Heteropoly Blue    
Solution 0 200 mg/L 10098 DR800 Powder Pillows    
104199: Molybdate Reagent Powder Pillows Powder Pillows 0 200 mg/L 10098 DR800 Powder Pillows     Contact Hach
1454899: Citric Acid Powder Pillows Powder Pillows 0 200 mg/L 10098 DR800 Powder Pillows     Contact Hach
110649: Silica standard solution, 1 mg/L SiO₂ (NIST), 500 mL Solution 3 - 1000 µg/L as SiO₂ 8282 Spectrophotometer Pour-Thru Cell-Rapid Liquid Heteropoly Blue Rapid Liquid     Contact Hach
6774802: Reagent 1 Silica, 2 L, for 5500sc Silica Analyser 0.00 5,000 µg/L Silicomolybdate/Heteropoly Blue     Contact Hach
111729: Silica standard solution, 50 mg/L as SiO2 (NIST), 200 mL Solution 1 - 100 mg/L SiO2 8185 Spectrophotometer Powder Pillows HR Silicomolybdate     Contact Hach
110649: Silica standard solution, 1 mg/L SiO₂ (NIST), 500 mL Solution 0.01 - 1.60 mg/L SiO₂ 8186 Colorimeter Powder Pillows Heteropoly Blue     Contact Hach
Solution 3 - 1,000 µg/L SiO2 8282 Spectrophotometer Pour-Thru Cell Heteropoly Blue    
Solution 0.010 1.600 mg/L 8186 Spectrophotometer Powder Pillows Heteropoly Blue    
2386432: Amino acid reagent solution, 100 mL Solution 3 - 1,000 µg/L SiO2 8282 Spectrophotometer Pour-Thru Cell Heteropoly Blue     Contact Hach
19449: Silica standard solution, 1000 mg/L as SiO2 (NIST), 500 mL Solution 1 - 100 mg/L SiO2 8185 Spectrophotometer Powder Pillows HR Silicomolybdate     Contact Hach
Solution 1 - 75 mg/L SiO₂ 8185 Colorimeter Powder Pillows HR Silicomolybdate    
2107328: Reagent powder pillows, HR silica, molybdate, 10 mL, pk/1000 Powder Pillows 1 - 100 mg/L SiO2 8185 Spectrophotometer Powder Pillows HR Silicomolybdate     Contact Hach
2106228: Reagent powder pillows, silica, citric acid, 10 mL, pk/1000 Powder Pillows 1 - 100 mg/L SiO2 8185 Spectrophotometer Powder Pillows HR Silicomolybdate     Contact Hach
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