CALCIUM CARBONATE LR

Article No.	Grade	Purity	Cas no.	Molecular Formula	Molecular Weight	H.S. Code	Shelf Life
C0055805000	LR	98%	471-34-1	CaCO₃	100.09	2836.5000	60 Months

Physical Properties

Physical state at 20 °C

Solid

Colour

White powder

Odour

Odorless

pH value

Melting Point/ Freezing point [°C]

800 °C

Density [g/cm3]

2.93

Solubility in water [% weight]

Insoluble in water

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%

Risk Statement: 37/38-41
Safety Statement: 26-36/37/39