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CHÍNH SÁCH KHÁCH HÀNG
Potassium standard dissolved in oil c(K in standard oil) = 1 g/kg CertiPUR (100 ml)
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 (30 X 30 ML)
Colour Reference Solutions GY for testing the colour intensity acc. to Ph. Eur. GY1-GY7 CertiPUR (1 SET)
2-Propanol standard for the analysis of tobacco (2.5 L)
Sodium hydrogen carbonate/sodium carbonate certified secondary standard reference material for pH (2 X 25 G)
BOD Standard (analogue EN 1899) Standard Solution 210 ±20mg/l (1 SET)
Colour Reference Solutions B for testing the colour intensity acc. to Ph. Eur. B1-B9 CertiPUR (1 SET)
Potassium chloride solution (nominal 111 mS/cm) certified reference material for the measurement of (500 ML)
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