Zinc stearate
Post Date: Dec 16,2021 Expiry Date: Dec 16,2022 Detailed Description: Cas No. :557-05-1 Quantity: 100Metric Tons Specs:Industrial grade；USP-29； 1. Product IntroductionName：Zinc stearateMolecular formula: C36H70O4ZnCAS No.:557-05-1EINECS No.:209-151-9Appearance: white powder2.Specification(1) Industrial grade,Test itemsSpecificationAppearance(white and fine powder)Assay of Zn10.3%~11.3%Free acid≤1%Loss on drying≤1.0%Melting point120±5℃Particle size99.5% 325(≥99.5% through 325 mesh)(2)Pharmaceutical gradeOperative norm: USP29 BP20051. USP29Test itemsSpecificationZnO12.5-14Alkali and alkali earth≤1.0%Arsenic≤1.5PPmLead≤0.001%Organic volatile impuritiesconform2. BP 2005Test itemsSpecificationFat acid195-210Melting point119-1230CDensity (kg/L)0.20-0.28Not through 325mesh≤0.5Moisture≤2Zn10~12Chloride≤250PPmSulfates≤0.6Cadmium≤5PPmLead≤25PPmAcidity and alkaliconformIt…
