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CHÍNH SÁCH KHÁCH HÀNG
Power Supply for Prove 100, 1 PC (1 Pc)
POTASSIUM HYDROGEN PHTHALATE VOLUMETRIC (1 Pc)
Potassium hydrogen tartrate certified secondary standard reference material for pH measurement; (25 G)
Potassium dihydrogen phosphate, di-Sodium hydrogen phosphate certified secondary standard reference (2 X 25 G)
di-Sodium tetraborate decahydrate certified secondary standard reference material for pH measurement; (25 G)
Potassium hydrogen phthalate certified secondary standard reference material for pH measurement; (25 G)
Barium sulfate for white standard DIN 5033 (250 G)
Potassium tetraoxalate dihydrate certified secondary standard reference material for pH measurement; (25 G)
Colour Reference Solutions GY for testing the colour intensity acc. to Ph. Eur. GY1-GY7 CertiPUR (1 SET)
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