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Food additives
Calcium carbonate

Product name

Calcium carbonate

Specification

Reagent grade

Molecular formula

CaCO3

CAS

471-34-1

H.S. CODE

2836500000

Molecular weight

100.088

Appearance

White powder

Package

25KG Woven bags or fiber drums


Property

     White powder. Odourless and tasteless. Dew buy air. There is no change, a proportion of 2.710. Melting point 1339 &; ordm C. Almost insoluble in water in contain or ammonium trioxide iron water dissolves, insoluble in alcohol. Encounter dilute acetic acid, rare hydrochloric acid, nitric acid happen bubble boiling, thin and dissolve. Heating is decomposed into CaO (CaO) and carbon dioxide (CO2).

Application:

    According to the different crushing fineness, industry is divided into four different specifications: solo, sf, three fly, fly, respectively applied for every four industry.

Test standardGB 1898-2007

 

Test items

Specification

FCC grade

Appearance

White powder

Assay

99.0~100.5%

Loss on dry

Conform

 HCl insoluble

0.2%

Free alkali

8.5

Magnesium and alkaline metal

0.0001%

Barium

0.0005%

Arsenic

Conform

Fluoride

0.40%

Lead

85

Mercury

0.0001%

Cadmium

0.0002%

Storage

    Store in a cool, dry and well ventilated place. Keep away from incompatible substances. Keep container closed.

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Copyright Langfang hui's fine chemical co., LTD. All rights reserved 冀ICP備20000901號-1
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