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CHÍNH SÁCH KHÁCH HÀNG
Cadmium Standard Solution 0.100 mg/l Cd ± 0.003 mg/l Cd (100 ml)
Certificate of analysis available on internet. Conductivity water (nominal 0 mS/cm) Test solution for Measurement (5 X 100 ML)
Potassium dihydrogen phosphate, di-Sodium hydrogen phosphate certified secondary standard reference (2 X 25 G)
Potassium chloride solution (nominal 0.015 mS/cm) certified reference material for the measurement of (5 X 100 ML)
Sodium hydrogen carbonate/sodium carbonate certified secondary standard reference material for pH (2 X 25 G)
Potassium hydrogen tartrate certified secondary standard reference material for pH measurement; (25 G)
Potassium hydrogen phthalate certified secondary standard reference material for pH measurement; (25 G)
Potassium chloride solution (nominal 12.8 mS/cm) certified reference material for the measurement of (500 ML)
POTASSIUM HYDROGEN PHTHALATE VOLUMETRIC (1 Pc)
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