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CHÍNH SÁCH KHÁCH HÀNG
Chloride standard 1000 mg Cl¯ (HCl in H2O) Titrisol (1 AMP)
Certificate of analysis available on internet. Conductivity water (nominal 0 mS/cm) Test solution for Measurement (5 X 100 ML)
BOD Standard (analogue EN 1899) Standard Solution 210 ±20mg/l (1 SET)
Colour Reference Solutions GY for testing the colour intensity acc. to Ph. Eur. GY1-GY7 CertiPUR (1 SET)
Potassium hydrogen phthalate certified secondary standard reference material for pH measurement; (25 G)
Calcium hydroxide for the preparation of DIN 19266 pH standard buffer solutions, pH : 12.45 (25 G)
POTASSIUM HYDROGEN PHTHALATE VOLUMETRIC (1 Pc)
Potassium chloride solution (nominal 0.147 mS/cm) certified reference material for the measurement of (30 X 30 ML)
Potassium chloride solution (nominal 111 mS/cm) certified reference material for the measurement of (500 ML)
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