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CHÍNH SÁCH KHÁCH HÀNG
WATER STANDARD OIL STANDARD FOR OIL SAMP (1 Pc)
Colour Reference Solutions GY for testing the colour intensity acc. to Ph. Eur. GY1-GY7 CertiPUR (1 SET)
Colour Reference Solutions Y for testing the colour intensity acc. to Ph. Eur. Y1-Y7 CertiPUR (1 SET)
Potassium chloride solution (nominal 111 mS/cm) certified reference material for the measurement of (500 ML)
Potassium hydrogen phthalate certified secondary standard reference material for pH measurement; (25 G)
Colour Reference Solutions B for testing the colour intensity acc. to Ph. Eur. B1-B9 CertiPUR (1 SET)
POTASSIUM HYDROGEN PHTHALATE VOLUMETRIC (1 Pc)
BOD Standard (analogue EN 1899) Standard Solution 210 ±20mg/l (1 SET)
Sodium hydrogen carbonate/sodium carbonate certified secondary standard reference material for pH (2 X 25 G)
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