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CHÍNH SÁCH KHÁCH HÀNG
Aquamerck Chloride graduations 1 drop = 25 mg/l Cl (100 TESTS)
Potassium hydrogen tartrate certified secondary standard reference material for pH measurement; (25 G)
Potassium chloride solution (nominal 0.015 mS/cm) certified reference material for the measurement of (5 X 100 ML)
Potassium chloride solution (nominal 111 mS/cm) certified reference material for the measurement of (500 ML)
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)
Sodium hydrogen carbonate/sodium carbonate certified secondary standard reference material for pH (2 X 25 G)
Barium sulfate for white standard DIN 5033 (250 G)
Colour Reference Solutions BY for testing the colour intensity acc. to Ph. Eur. BY1-BY7 CertiPUR (1 SET)
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