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CHÍNH SÁCH KHÁCH HÀNG
Aquamerck Fluoride Kit Range 0.15-0.3-0.5-0.8 mg/l F- (100 TESTS)
Potassium hydrogen tartrate 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)
Potassium chloride solution (nominal 0.015 mS/cm) certified reference material for the measurement of (5 X 100 ML)
Colour Reference Solutions Y for testing the colour intensity acc. to Ph. Eur. Y1-Y7 CertiPUR (1 SET)
Potassium hydrogen phthalate 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 (500 ML)
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)
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