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CHÍNH SÁCH KHÁCH HÀNG
Display resistiv cpl. for P 1 PC (1 Pc)
Platinum Cobalt Color Reference Solution (HAZEN 500) According to DIN EN ISO 7887 and ASTM D1209 Pt 500 (250 ML)
Potassium chloride solution (nominal 1.41 mS/cm) certified reference material for the measurement of (500 ML)
Potassium chloride solution (nominal 1.41 mS/cm) certified reference material for the measurement of (30 X 30 ML)
Potassium hydrogen tartrate 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)
BOD Standard (analogue EN 1899) Standard Solution 210 ±20mg/l (1 SET)
Certificate of analysis available on internet. Conductivity water (nominal 0 mS/cm) Test solution for Measurement (5 X 100 ML)
Potassium chloride solution (nominal 111 mS/cm) certified reference material for the measurement of (500 ML)
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