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CHÍNH SÁCH KHÁCH HÀNG
Spectroquant Silicate (Silicic acid) Range 0.5–500 mg/l Si, 1.1–1070 mg/l SiO2 (100 TESTS)
Potassium chloride solution (nominal 12.8 mS/cm) certified reference material for the measurement of (500 ML)
Colour Reference Solutions Y for testing the colour intensity acc. to Ph. Eur. Y1-Y7 CertiPUR (1 SET)
Potassium chloride solution (nominal 12.8 mS/cm) certified reference material for the measurement of (30 X 30 ML)
Barium sulfate for white standard DIN 5033 (250 G)
Buffer solution (di-sodium tetraborate), traceable to SRM from NIST and PTB pH 9.22 (20°C) CertiPUR (1 L)
Colour Reference Solutions R for testing the colour intensity acc. to Ph. Eur. R1-R7 CertiPUR (1 SET)
Potassium chloride solution (nominal 0.147 mS/cm) certified reference material for the measurement of (500 ML)
POTASSIUM HYDROGEN PHTHALATE VOLUMETRIC (1 Pc)
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