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Product Name

 CALCIUM CARBONATE LR

Article No

 C0055805000

CAS No

 471-34-1

Molecular Formula

 CaCO3

Molecular Weight

 100.09

Specifications

Appearance:

 White powder

Chloride (Cl):

 Max 0.025%

Sulphate (SO4):

 Max 0.3%

Heavy metal (as Pb):

 Max 0.002%

Arsenic (As):

 Max 0.0004%

Iron (Fe):

 Max 0.02%

Barium (Ba):

 Passes test

Identifications:

 Passes test

Assay (complexometric; on anhydrous basis) :

 98-100.5%

Substance insoluble in acetic acid:

 Max 0.2%

Magnesium (as alkali metals):

 Max 1.0%

Loss on drying (200°C; 4 hrs):

 Max 2.0%