SODIUM CARBONATE AR ANHYDROUS

Article No.	Grade	Purity	Cas no.	Molecular Formula	Molecular Weight	H.S. Code	Shelf Life
S0186800500	AR	99.5%	497-19-8	Na₂CO₃	105.99	2836.2010	60 Months

Physical Properties

Physical state at 20 °C

Solid

Colour

White powder

Odour

Odorless

pH value

12 at 106 g/l at 25 °C

Melting Point/ Freezing point [°C]

851 °C

Boiling point [°C]

400°C

Density [g/cm3]

2.532

Solubility in water [% weight]

106 g/l at 20 °C - completely soluble

Appearance:	White hygroscopic powder
Chloride (Cl):	Max 0.002%
Heavy metal (as Pb):	Max 0.0005%
Arsenic (As):	Max 0.0005%
Iron (Fe):	Max 0.0005%
Insoluble matter in water:	Max 0.01%
Identity:	Passes test
Calcium (Ca):	Max 0.03%
Magnesium (Mg):	Max 0.005%
Assay (on anhydrous basis):	Min 99.5%
Appearance of solution:	Passes test
Potassium (K):	Max 0.01%
Total sulphur (as SO4):	Max 0.005%
Moisture (at 300°C):	Max 0.5%
Phosphate and silicate (as SiO2):	Max 0.005%

Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H319
Precaution Statement: P305 + P351 + P338