1、Chemical Name：CALCIUM CARBONATE
2、Molecular Formula: CaCO3
3、Molecular Weight: 100.09
4、CAS:471-341-1
5、Character: White solid, tasteless and odourless, insoluble in water and alcohols react with dilute acids, while releasing carbon dioxide, exothermic reaction is also soluble in ammonium chloride solution almost insoluble in water.In 825~896.6 decomposition melting point 1339.Stable in the air, with slight moisture absorption.
6、Usage: Can be used as a rubber plastic packing paper coating and printing ink industries It is widely used in organic synthesis in metallurgical production and asbestos, etc Also can be used as industrial waste water of kinds of agent Gastric and duodenal ulcer disease antacids acidosis antidote Containing SO2 flue gas SO2 elimination of agent Cows feed add agent and felt of anti-sticking agent Also can be used as a dentifrice toothpaste and other cosmetics raw materials.
7、Packing: It is packed with polythene bag as the inner layer, and a compound plastic woven bag as the outer layer. The net weight of each bag is 25kg.
8、Storage and Transport: It should be stored in a dry and ventilative warehouse, kept away from water and moisture during transport, unloaded with care as to avoid being damaged. Furthermore, it must be stored separately from poisonous substances.
|
質(zhì)量指標(biāo) |
Specification |
GB1886.214-2016 |
FCC V |
|
碳酸鈣(CaCO3)含量(以干基計(jì)),w/%
|
content |
98.0-100.5 |
98.0-100.5 |
|
游離堿 |
Alkalinity |
通過試驗(yàn) |
--- |
|
鹽酸不溶物,w/% ≤ |
Acid-Insoluble Substance |
0.2 |
0.2 |
|
鎂和堿金屬,w/% ≤ |
Magnesium and Alkali Salts |
1.0 |
1.0 |
|
干燥臧量;w/% ≤ |
Loss on Drying |
2.0 |
2.0 |
|
鋇(Ba)/(mg/kg) ≤ |
Barium |
300 |
--- |
|
氟(F)/(mg/kg) ≤ |
Fluoride |
50 |
50 |
|
砷 （以As計(jì)）/（mg/kg）≤ |
Arsenic salt |
3.0 |
3.0 |
|
鎘 (Cd)/(mg/kg) ≤ |
Cadmium |
2.0 |
--- |
|
鉛（Pb）/（mg/kg） ≤ |
Lead |
3.0 |
3.0 |
|
汞(Hg)(mg/kg) ≤ |
Hg |
1.0 |
--- |
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