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CHÍNH SÁCH KHÁCH HÀNG
Merckoquant Chromate Range/graduation 0-3-10-30- 100 mg/l CrO4 (100 TESTS)
Colour Reference Solutions R for testing the colour intensity acc. to Ph. Eur. R1-R7 CertiPUR (1 SET)
BOD Standard (analogue EN 1899) Standard Solution 210 ±20mg/l (1 SET)
POTASSIUM HYDROGEN PHTHALATE VOLUMETRIC (1 Pc)
Colour Reference Solutions Y for testing the colour intensity acc. to Ph. Eur. Y1-Y7 CertiPUR (1 SET)
2-Propanol standard for the analysis of tobacco (2.5 L)
Potassium hydrogen tartrate certified secondary standard reference material for pH measurement; (25 G)
Potassium chloride solution (nominal 1.41 mS/cm) certified reference material for the measurement of (30 X 30 ML)
Potassium chloride solution (nominal 0.147 mS/cm) certified reference material for the measurement of (500 ML)
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