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CHÍNH SÁCH KHÁCH HÀNG
Reflectoquant Potassium Test (RQ plus) Range 1.0-25.0 mg/l K (100 TESTS)
Potassium hydrogen phthalate certified secondary standard reference material for pH measurement; (25 G)
Potassium chloride solution (nominal 0.147 mS/cm) certified reference material for the measurement of (500 ML)
Potassium chloride solution (nominal 111 mS/cm) certified reference material for the measurement of (500 ML)
Potassium hydrogen tartrate certified secondary standard reference material for pH measurement; (25 G)
Potassium chloride solution (nominal 12.8 mS/cm) certified reference material for the measurement of (30 X 30 ML)
2-Propanol standard for the analysis of tobacco (2.5 L)
Calcium hydroxide for the preparation of DIN 19266 pH standard buffer solutions, pH : 12.45 (25 G)
Potassium hydrogen phthalate Volumetric standard, secondary reference material for alkalimetry, traceable (80 G)
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