等级
ACS reagent
chelometric standard
质量水平
检测方案
99.95-100.05% dry basis
形式
powder
杂质
≤0.01% NH4OH pptd.
≤0.01% insol. dil. HCl
pH值(酸碱度)
8
溶解性
dilute HCl: 6.7%
密度
2.93 g/mL at 25 °C (lit.)
痕量阴离子
chloride (Cl-): ≤0.001%
fluoride (F-): ≤0.0015%
sulfate (SO42-): ≤0.005%
痕量阳离子
Ba: ≤0.01%
Fe: ≤0.002%
K: ≤0.01%
Mg: ≤0.01%
NH4+: ≤0.003%
Na: ≤0.01%
Sr: ≤0.1%
heavy metals: ≤0.001% (by ICP)
SMILES字符串
[Ca++].[O-]C([O-])=O
InChI
1S/CH2O3.Ca/c2-1(3)4;/h(H2,2,3,4);/q;+2/p-2
InChI key
VTYYLEPIZMXCLO-UHFFFAOYSA-L
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一般描述
碳酸钙是一种钙盐,常见于海洋动物的贝壳和骨骼中。是一种价廉、无毒、易得、且应用广泛的试剂。
应用
可使用碳酸钙:
- 作为造孔剂制备多孔陶瓷。
- 作为螯合滴定标准品用于 EDTA 溶液的标定。
- 通过微波诱导粉煤灰(CFA)的热活化来提取铝。
WGK
nwg
闪点(°F)
Not applicable
闪点(°C)
Not applicable
个人防护装备
dust mask type N95 (US), Eyeshields, Gloves
Permeability of porous ceramic based on calcium carbonate as pore generating agent.
Ceramics International, 41(3), 4782-4788 (2015)
Handbook of Water and Wastewater Analysis, 247-248 (2007)
Concise Encyclopedia Chemistry, 162-162 (1994)
Opposite particle size effect on amorphous calcium carbonate crystallization in water and during heating in air.
Chemistry of Materials, 27(12), 4237-4246 (2015)
Calcium carbonate nanoparticles as cancer drug delivery system.
Expert Opinion on Drug Delivery, 12(10) (2015)
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