Calcium carbonate 471-34-1


Product Deail


Calcium carbonate

Another name】Limestone;limestone;stone powder;marble;calcite.

Description】White powder or colorless crystals, relative density 2.930, 825 ℃ is decomposed into calcium oxide and carbon dioxide. It's not soluble in water, it's soluble in acid.

Test items

AR

CP

Other

Assay(CaCO3) /%

≥99.0

≥98.0

Made for you

Clarity of solution

Passes test

Passes test

Hydrochloric acid insoluble /%

≤0.01

≤0.03

Alkalinity (as OH),mmol/100g /%

≤0.25

≤0.25

Chloride(Cl) /%

≤0.002

≤0.01

Sulfate /%

≤0.01

≤0.05

Sodium(Na) /%

≤0.1

≤0.3

Potassium(K) /%

≤0.005

≤0.05

Magnesium(Mg) /%

≤0.05

≤0.20

Strontium(Sr) /%

≤0.05

≤0.10

Barium(Ba) /%

≤0.02

≤0.04

Iron(Fe) /%

≤0.001

≤0.005

Heavy metals (as Pb)/%

≤0.001

≤0.005

Use】Used as an analytical reagent; Food additives; Preparation of fuel for fireworks and flares; Ceramic coating; Optical glass and fluorescent materials; Feed additive; Rubber additives; Chemicals for paper making; Toothpaste chemicals; Plastic additives; Waterproof material; Metallurgy; Military industry.