Sterynian cynkowy, Pharmpur® ekstra czysty, Ph Eur, USP, BP – Scharlau
Additional information
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POBIERZ KARTĘ PRODUKTU
POBIERZ KARTĘ POZIOMU JAKOŚCI
POBIERZ KARTĘ CHARAKTERYSTYKI PRODUKTU
PRODUCENT: SCHARLAB
Zinc stearate, extra pure, Pharmpur®,
– Synonyms: Stearic acid zinc salt
– C36H70O4Zn
– M = 632,33 g/mol
– CAS [557-05-1]
– EINECS-No.: 209-151-9
– Solub. in water: (20 ºC): insoluble
– Melting point: 120 – 122 ºC
– Ignition temp.: 435 ºC
– LD 50 (oral, rat): > 5000 mg/kg
– Tariff number: 2915 70 30 00
– Applications: for pharmaceutical use, cosmetics, in lubricant compositions, antiseptic, in pharma industry.
SPECIFICATIONS
assay (complexometric, as Zn): 10,0 – 12,0 %
assay (complexometric, as ZnO): 12,5 – 14,0 %
Identification zinc: passes test
freezing point: min. 54 ºC
appearance of solution : passes test
appearance of solution of fatty acids: passes test
acidity or alkalinity: passes test
acid value of the fatty acids: 195 – 210
chlorides (Cl): max. 250 ppm
sulfates (SO4): max. 0,6 %
alkali and alkaline earth metals: ………………………………………………………………: max. 1,0 %
arsenic (As): max. 1,5 ppm
cadmium (Cd): max. 5 ppm
lead (Pb): max. 10 ppm
