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CHÍNH SÁCH KHÁCH HÀNG
CARREZ CLARIFICATION REAGENT KI (2 X 100 ML)
Potassium chloride solution (nominal 111 mS/cm) certified reference material for the measurement of (500 ML)
Potassium chloride solution (nominal 0.015 mS/cm) certified reference material for the measurement of (5 X 100 ML)
Buffer solution (di-sodium tetraborate), traceable to SRM from NIST and PTB pH 9.22 (20°C) CertiPUR (1 L)
Platinum Cobalt Color Reference Solution (HAZEN 500) According to DIN EN ISO 7887 and ASTM D1209 Pt 500 (250 ML)
Potassium tetraoxalate dihydrate certified secondary standard reference material for pH measurement; (25 G)
Colour Reference Solutions R for testing the colour intensity acc. to Ph. Eur. R1-R7 CertiPUR (1 SET)
di-Sodium tetraborate decahydrate certified secondary standard reference material for pH measurement; (25 G)
2-Propanol standard for the analysis of tobacco (2.5 L)
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