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: pH

PN / Name
Platform
Range
Method
EPA Compliant
Instrument, Test Kit, etc
ZAR Price
2283449: Buffer Solution, pH 4.01, Colour-coded Red, 500 mL pH 8156 4.01 pH 8156 pH Meter Electrode Method     Contact Hach
pH 10257 9.23 pH Buffer 10257 pH Meter Electrode Method    
2283549: Buffer Solution, pH 7.00, Colour-coded Yellow, 500 mL pH 10257 9.23 pH Buffer 10257 pH Meter Electrode Method     Contact Hach
pH 8156 7.00 pH 8156 pH Meter Electrode Method    
2283649: Buffer Solution, pH 10.01, Colour-coded Blue, 500 mL pH 8156 10.01 pH 8156 pH Meter Electrode Method     Contact Hach
pH 10257 9.23 pH Buffer 10257 pH Meter Electrode Method    
2947600: Buffer Solution Kit, Colour-coded, pH 4.01, pH 7.00 and pH 10.01, 500 mL pH 8156 7.00 pH 8156 pH Meter Electrode Method     Contact Hach
pH 8156 4.01 pH 8156 pH Meter Electrode Method    
pH 10257 9.23 pH Buffer 10257 pH Meter Electrode Method    
pH 8156 10.01 pH 8156 pH Meter Electrode Method    
2756549: pH Electrode Storage Solution, 500 mL Solution pH 10257 9.23 pH Buffer 10257 pH Meter Electrode Method     Contact Hach
S11M004: pH 7.000 Certified Reference Material CRM Buffer Standard Solution, 500 mL pH 8156 7.00 pH 8156 pH Meter Electrode Method     Contact Hach
pH 10257 9.23 pH Buffer 10257 pH Meter Electrode Method    
S11M002: pH 4.005 Certified Reference Material CRM Buffer Standard Solution, IUPAC, 500 mL pH 8156 4.005 pH 8156 pH Meter Electrode Method     Contact Hach
pH 10257 9.23 pH Buffer 10257 pH Meter Electrode Method    
2226995: Buffer Powder Pillows, pH 4.01 Colour-coded Red, pk/15 pH 8156 4.01 pH 8156 pH Meter Electrode Method     Contact Hach
S11M001: pH 1.679 Certified Reference Material CRM Buffer Standard Solution, IUPAC, 500 mL pH 10257 9.23 pH Buffer 10257 pH Meter Electrode Method     Contact Hach
pH 8156 1.679 pH 8156 pH Meter Electrode Method    
21132: Phenol red indicator solution, 6.5-8.5 pH, 100mL, MDB Solution 6.5 8.5 pH Phenol Red   View Contact Hach
2657512: Phenol red indicator solution, 6.5-8.5 pH, 50mL Solution 6.5 - 8.5 pH units 10076 DR 900 Colorimeter Phenol Red     Contact Hach
Solution 6.0 8.5 pH Phenol Red    
Solution 6.5 8.5 pH 10076 DR800, Colorimetric    
S11M008: pH 12.45 Certified Reference Material CRM Buffer Standard Solution, IUPAC, 500 mL pH 8156 12.45 pH Standard 8156 pH Meter Electrode Method     Contact Hach
pH 10257 9.23 pH Buffer 10257 pH Meter Electrode Method    
S11M007: pH 10.012 Certified Reference Material CRM Buffer Standard Solution, IUPAC, 500 mL pH 10257 9.23 pH Buffer 10257 pH Meter Electrode Method     Contact Hach
pH 8156 10.012 pH 8156 pH Meter Electrode Method    
S11M003: pH 6.865 Certified Reference Material CRM Buffer Standard Solution, IUPAC, 500 mL pH 8156 6.865 pH Standard 8156 pH Meter Electrode Method     Contact Hach
pH 10257 9.23 pH Buffer 10257 pH Meter Electrode Method    
2841700: Filling Solution, Reference, 3 M KCl with AgCl, 28 mL Solution pH 10257 9.23 pH Buffer 10257 pH Meter Electrode Method     Contact Hach
S11M006: pH 9.180 Certified Reference Material CRM Buffer Standard Solution, IUPAC, 500 mL pH 10257 9.23 pH Buffer 10257 pH Meter Electrode Method     Contact Hach
pH 8156 9.18 pH Standard 8156 pH Meter Electrode Method    
LZW9467.97: Buffer Solution, pH 7.00, 1 L pH 8156 7.00 pH 8156 pH Meter Electrode Method     Contact Hach
1222249: Buffer Solution, pH 7.00, 500 mL 6.0 8.5 pH Phenol Red     Contact Hach
6.5 - 8.5 pH units 10076 DR 900 Colorimeter Phenol Red    
6.30 - 9.00 as pH 10298 Colorimetric Chemkey    
2227095: Buffer Powder Pillows, pH 7.00 Colour-coded Yellow, pk/15 pH 8156 7.00 pH 8156 pH Meter Electrode Method     Contact Hach
S11M005: pH 7.413 Certified Reference Material CRM Buffer Standard Solution, IUPAC, 500 mL pH 8156 7.413 pH Standard 8156 pH Meter Electrode Method     Contact Hach
2329332: Indicator solution, wide range pH, 100 mL MDB Solution 4 - 10 pH units Wide Range Indicator   View Contact Hach
LZW9466.99: Buffer Solution, pH 4.01, 1 L pH 8156 4.01 pH 8156 pH Meter Electrode Method     Contact Hach
2770120: Singlet Single-Use pH Buffer, pH 7.00, pk/20 pH 8156 7.00 pH 8156 pH Meter Electrode Method     Contact Hach
pH 10257 9.23 pH Buffer 10257 pH Meter Electrode Method    
S11M011: Buffer Solution, pH 9.23, 500 mL pH 8156 9.23 pH Buffer 8156 pH Meter Electrode Method     Contact Hach
pH 10257 9.23 pH Buffer 10257 pH Meter Electrode Method    
2283626: Buffer Solution, pH 10.01, Colour-coded Blue, 50 mL pH 8156 10.01 pH 8156 pH Meter Electrode Method     Contact Hach
2770220: Singlet Single-Use pH Buffer, pH 10.01, pk/20 pH 8156 10.01 pH 8156 pH Meter Electrode Method     Contact Hach
pH 10257 9.23 pH Buffer 10257 pH Meter Electrode Method    
2507200: Buffer Solution Kit, Colour-coded, pH 4.01, pH 7.00 and pH 10.01, 4L pH 8156 7.00 pH 8156 pH Meter Electrode Method     Contact Hach
pH 8156 10.01 pH 8156 pH Meter Electrode Method    
pH 8156 4.01 pH 8156 pH Meter Electrode Method    
LZW9472.99: Buffer Solution, pH 10.01, 1 L pH 8156 10.00 pH 8156 pH Meter Electrode Method     Contact Hach
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