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
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
27256: Water, deionised and demineralised, 4L Solution 0.010 1.600 mg/L 8186 Spectrophotometer Powder Pillows Heteropoly Blue     Contact Hach
Solution 0 200 mg/L 10098 DR800 Powder Pillows    
Solution 3 - 1,000 µg/L SiO2 8282 Spectrophotometer Pour-Thru Cell Heteropoly Blue    
Solution 1 - 100 mg/L SiO2 8185 Spectrophotometer Powder Pillows HR Silicomolybdate    
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
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    
2386432: Amino acid reagent solution, 100 mL Solution 3 - 1,000 µg/L SiO2 8282 Spectrophotometer Pour-Thru Cell Heteropoly Blue     Contact Hach
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
2107428: Reagent powder pillows, HR silica, acid, 10 mL, pk/1000 Powder Pillows 1 - 100 mg/L SiO2 8185 Spectrophotometer Powder Pillows HR Silicomolybdate    
OBSOLETE
1454599: Reagent powder pillows HR silica, acid, 5 mL, pk/100 Powder Pillows 0 - 800 mg/L SiO₂ Silicomolybdate/Heteropoly Blue     Contact Hach
Powder Pillows 0 - 40 mg/L SiO₂ Silicomolybdate/Heteropoly Blue    
1454999: Citric Acid Powder Pillows, 5 mL, pk/100 Powder Pillows 0 - 40 mg/L SiO₂ Silicomolybdate/Heteropoly Blue     Contact Hach
2462300: Reagent set, silica, HR, 5 mL samples, 100 Tests 1 - 100 mg/L SiO2 8185 Spectrophotometer Powder Pillows HR Silicomolybdate     Contact Hach
1454699: Reagent powder pillows LR silica, molybdate, 5 mL, pk/100 Powder Pillows 0 2.0 mg/L Silicomolybdate/Heteropoly Blue     Contact Hach
1454999: Citric Acid Powder Pillows, 5 mL, pk/100 Powder Pillows 0 - 800 mg/L SiO₂ Silicomolybdate/Heteropoly Blue     Contact Hach
104517: Sodium Hydroxide, 1.000N, 3.60L 3 - 1,000 µg/L SiO2 8282 Spectrophotometer Pour-Thru Cell Heteropoly Blue     Contact Hach
80499: Amino Acid Reagent Powder Pillows (pk/100) Powder Pillows 0 2.0 mg/L Silicomolybdate/Heteropoly Blue     Contact Hach
1454828: Powder pillows silica, citric acid, 25 mL, pk/1000 Powder Pillows 0.010 1.600 mg/L 8186 Spectrophotometer Powder Pillows Heteropoly Blue     Contact Hach
6774902KTO: Reagent 2 Silica, 2 L, for 5500sc Silica Analyser 0.00 5,000 µg/L Silicomolybdate/Heteropoly Blue    
OBSOLETE
1420703: S5000 Phosphate Molybdovanadate Reagent (2.9 L) 0.00 5,000 µg/L Silicomolybdate/Heteropoly Blue     Contact Hach
6775102: Reagent 3 Package for 5500sc Silica Analyser 0.00 5,000 µg/L Silicomolybdate/Heteropoly Blue     Contact Hach
6775002KTO: Standard 1 Silica, 2 L, for 5500sc Silica Analyser 0.00 5,000 µg/L Silicomolybdate/Heteropoly Blue    
OBSOLETE
2256900: Reagent set silica, low range, 25 mL 3 - 1,000 µg/L SiO2 8282 Spectrophotometer Pour-Thru Cell Heteropoly Blue     Contact Hach
0.010 1.600 mg/L 8186 Spectrophotometer Powder Pillows Heteropoly Blue    
127053: Sulfuric acid standard solution, 1.000 N, 1 L Solution 0.010 1.600 mg/L 8186 Spectrophotometer Powder Pillows Heteropoly Blue     Contact Hach
2824400: Series 5000 Silica Analyser Reagent Set 0.00 5,000 µg/L Silicomolybdate/Heteropoly Blue     Contact Hach
2353103: Amino Acid F Reagent for Silica analysis, 2.9 L 0.00 5,000 µg/L Silicomolybdate/Heteropoly Blue     Contact Hach
2347003: Citric Acid / Surfactant Reagent for Silica analysis, 2.9 L 0.00 5,000 µg/L Silicomolybdate/Heteropoly Blue     Contact Hach
80428: Amino acid reagent powder pillows for LR silica, 25 mL, pk/1000 Powder Pillows 0.010 1.600 mg/L 8186 Spectrophotometer Powder Pillows Heteropoly Blue    
OBSOLETE
2253828: Reagent powder pillows, amino acid F, pk/1000, 25 mL Powder Pillows 0.010 1.600 mg/L 8186 Spectrophotometer Powder Pillows Heteropoly Blue     Contact Hach
2244300: Silica Reagent Set, 1-100 mg/L SiO₂ Powder Pillows 1 - 100 mg/L SiO2 8185 Spectrophotometer Powder Pillows HR Silicomolybdate     Contact Hach
77601: Sodium bicarbonate, ACS, 454 g Jar 1 - 100 mg/L SiO2 8185 Spectrophotometer Powder Pillows HR Silicomolybdate     Contact Hach
Jar 0.010 1.600 mg/L 8186 Spectrophotometer Powder Pillows Heteropoly Blue    
104228: Acid reagent powder pillows, 25 mL, pk/1000 Powder Pillows 1 - 100 mg/L SiO2 8185 Spectrophotometer Powder Pillows HR Silicomolybdate     Contact Hach
2343267: Powder pillows, holmium trichloride, pk/20 Powder Pillows 1 - 100 mg/L SiO2 8185 Spectrophotometer Powder Pillows HR Silicomolybdate     Contact Hach
2244300: Silica Reagent Set, 1-100 mg/L SiO₂ Powder Pillows 0 200 mg/L 10098 DR800 Powder Pillows     Contact Hach
199503: Molybdate 3 Reagent for Silica Analysis, 2.9 L 3 - 1,000 µg/L SiO2 8282 Spectrophotometer Pour-Thru Cell Heteropoly Blue     Contact Hach
2100803: Silica Standard Solution, 500 µg/L SiO₂, 2.9 L 0.00 5,000 µg/L Silicomolybdate/Heteropoly Blue     Contact Hach
2581400: Silica Reagent Set, 3-1000 µg/L SiO₂ Solution 3 - 1,000 µg/L SiO2 8282 Spectrophotometer Pour-Thru Cell Heteropoly Blue     Contact Hach
1490849: Solution, sodium citrate, 500 mL Solution 1 - 100 mg/L SiO2 8185 Spectrophotometer Powder Pillows HR Silicomolybdate     Contact Hach
27053: Silica 1 reagent, 1 L Solution 0.010 1.600 mg/L 8186 Spectrophotometer Powder Pillows Heteropoly Blue     Contact Hach
4562700: Series 5000 Silica Analyser Reagent Set, with Silica Standard 0.00 5,000 µg/L Silicomolybdate/Heteropoly Blue     Contact Hach
27032: Silica 1 reagent, 100 mL MDB Solution 0.010 1.600 mg/L 8186 Spectrophotometer Powder Pillows Heteropoly Blue     Contact Hach
2386420: Reagent solution, amino acid F, 20 ampules (ultra-low range) Solution 3 - 1,000 µg/L SiO2 8282 Spectrophotometer Pour-Thru Cell Heteropoly Blue     Contact Hach
2678500: Silica Reagent Set, Rapid Liquid, 3-1000 µg/L SiO₂ Solution 3 - 1000 µg/L as SiO₂ 8282 Spectrophotometer Pour-Thru Cell-Rapid Liquid Heteropoly Blue Rapid Liquid     Contact Hach
1454828: Powder pillows silica, citric acid, 25 mL, pk/1000 Powder Pillows 1 - 100 mg/L SiO2 8185 Spectrophotometer Powder Pillows HR Silicomolybdate     Contact Hach
104128: Molybdate reagent powder pillows for HR silica, 25 mL, pk1000 Powder Pillows 1 - 100 mg/L SiO2 8185 Spectrophotometer Powder Pillows HR Silicomolybdate     Contact Hach
127032: Sulfuric Acid Standard Solution, 1.000 N, 100 mL MDB Solution 1 - 100 mg/L SiO2 8185 Spectrophotometer Powder Pillows HR Silicomolybdate     Contact Hach
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