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 |
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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