碳酸钙 98.5-100.5%, AnalaR NORMAPUR® Reag. Ph. Eur. analytical reagent low in alkali, precipitated

供应商: VWR Chemicals

Synonyms: Marble

VWRC22300.233EA 354 CNY
VWRC22300.233 VWRC22300.290 VWRC22300.460
碳酸钙 98.5-100.5%, AnalaR NORMAPUR® Reag. Ph. Eur. analytical reagent low in alkali, precipitated
碳酸钙
分子式: CaCO₃
分子量: 100.09 g/mol
溶点: 825
密度: 2.71 g/cm³ (20 °C)
存储条件: Ambient
MDL编号: MFCD00010906
CAS号: 471-34-1
EINECS: 207-439-9
REACH: 01-2119486795-18
Merck Index: 13,01658

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产品技术规格

Ba (Barium) Passes test
Identification A Passes test Ph.Eur.
Identification B Passes test Ph.Eur.
Particle size d50 (about 14 µm) Passes test
Heavy metals (as Pb) Max. 20 ppm
Insolubility in acetic acid Max. 0.2 %
Insolubility in hydrochloric acid Max. 50 ppm
Loss on drying (200°C) Max. 1.0 %
Magnesium and alkali metals Max. 1.5 %
Total N (Nitrogen) Max. 10 ppm
Cl (Chloride) Max. 50 ppm
SO4 (Sulphate) Max. 0.03 %
Al (Aluminium) Max. 50 ppm
As (Arsenic) Max. 4 ppm
Cu (Copper) Max. 5 ppm
Fe (Iron) Max. 10 ppm
K (Potassium) Max. 50 ppm
Mg (Magnesium) Max. 0.02 %
Na (Sodium) Max. 0.2 %
Pb (Lead) Max. 5 ppm
Sr (Strontium) Max. 0.1 %
Conforms to Reag. Ph.Eur. Passes test


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