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CHÍNH SÁCH KHÁCH HÀNG
PHOSPHAT-TEST NFP 300 TESTS (300 TESTS)
Calcium hydroxide for the preparation of DIN 19266 pH standard buffer solutions, pH : 12.45 (25 G)
Barium sulfate for white standard DIN 5033 (250 G)
Potassium chloride solution (nominal 0.015 mS/cm) certified reference material for the measurement of (5 X 100 ML)
Potassium chloride solution (nominal 1.41 mS/cm) certified reference material for the measurement of (500 ML)
di-Sodium tetraborate decahydrate certified secondary standard reference material for pH measurement; (25 G)
Colour Reference Solutions BY for testing the colour intensity acc. to Ph. Eur. BY1-BY7 CertiPUR (1 SET)
Potassium dihydrogen phosphate, di-Sodium hydrogen phosphate certified secondary standard reference (2 X 25 G)
2-Propanol standard for the analysis of tobacco (2.5 L)
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