Sodium carbonate anhydrous, Pharmpur®, Ph Eur, BP, NF

- Synonyms: Anhydrous soda
- Na2CO3
- M = 105,99 g/mol
- CAS [497-19-8]
- EINECS-No.: 207-838-8
- Solub. in water: (20 ºC): 220 g/l
- Melting point: 854 ºC
- Boiling point: 1600 ºC (decomposes)
- LD 50 (oral, rat): 4090 mg/kg
- EC-Index-No.: 011-005-00-2
- GHS-signal word: Warning
- GHS-H sentences: H319
- GHS-P sentences: P280 - P264 - P305+P351+P338 - P337+P313
- Tariff number: 2836 20 00 00

SPECIFICATIONS
assay (acidimetric, referred to dried sample): 99,5 - 100,5 %
Identification A (EP): passes test
Identification B (EP/USP): passes test
Identification C (EP) / A (USP): passes test
appearance of solution: passes test
alkali hydroxides and bicarbonates: passes test
chlorides (Cl): max. 125 ppm
sulfates (SO4): max. 250 ppm
iron (Fe): max. 50 ppm
water content: max. 0,5 %
loss on drying (300 °C): max. 1,0 %