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CHÍNH SÁCH KHÁCH HÀNG
HYDROXYLAMMONIUM CHLORIDE GR FOR ANALYSI (1 Pc)
Colour Reference Solutions GY for testing the colour intensity acc. to Ph. Eur. GY1-GY7 CertiPUR (1 SET)
Potassium chloride solution (nominal 0.015 mS/cm) certified reference material for the measurement of (5 X 100 ML)
Calcium hydroxide for the preparation of DIN 19266 pH standard buffer solutions, pH : 12.45 (25 G)
Potassium dihydrogen phosphate, di-Sodium hydrogen phosphate certified secondary standard reference (2 X 25 G)
Potassium chloride solution (nominal 12.8 mS/cm) certified reference material for the measurement of (500 ML)
Colour Reference Solutions B for testing the colour intensity acc. to Ph. Eur. B1-B9 CertiPUR (1 SET)
Buffer solution (di-sodium tetraborate), traceable to SRM from NIST and PTB pH 9.22 (20°C) CertiPUR (1 L)
Potassium hydrogen phthalate Volumetric standard, secondary reference material for alkalimetry, traceable (80 G)
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