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CHÍNH SÁCH KHÁCH HÀNG
Cadmium Standard Solution 0.100 mg/l Cd ± 0.003 mg/l Cd (100 ml)
Potassium tetraoxalate dihydrate certified secondary standard reference material for pH measurement; (25 G)
POTASSIUM HYDROGEN PHTHALATE VOLUMETRIC (1 Pc)
Platinum Cobalt Color Reference Solution (HAZEN 500) According to DIN EN ISO 7887 and ASTM D1209 Pt 500 (250 ML)
Potassium hydrogen phthalate Volumetric standard, secondary reference material for alkalimetry, traceable (80 G)
Colour Reference Solutions Y for testing the colour intensity acc. to Ph. Eur. Y1-Y7 CertiPUR (1 SET)
Potassium chloride solution (nominal 0.147 mS/cm) certified reference material for the measurement of (500 ML)
Barium sulfate for white standard DIN 5033 (250 G)
Potassium chloride solution (nominal 1.41 mS/cm) certified reference material for the measurement of (500 ML)
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