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Sodium chloride, Pharmpur®, Ph Eur, BP, USP

- Synonyms: Salt, Common salt, Rock salt, Sea salt
- NaCl
- M = 58,44 g/mol
- CAS [7647-14-5]
- EINECS-No.: 231-598-3
- Solub. in water: (20 ºC): 358 g/l
- Melting point: 801 ºC
- Boiling point: 1461 ºC
- Vapour pressure: (865 ºC) 1,3 hPa
- LD 50 (oral, rat): 3000 mg/kg
- Tariff number: 2501 00 31 00
- Applications: analytical chemistry, laboratory reagent, to make sodium salts, in food industry, for decreasing the melting point of water.

SPECIFICATIONS
assay (argentometric, on dried sample) : 99,0 - 100,5 %
Identification sodium: passes test
Identification chloride: passes test
appearance of solution: clear and colourless
acidity or alkalinity: passes test
bromides (Br): max. 100 ppm:
iodides (I): passes test
nitrites (absorbance of an aqueous solution 10% at 354 nm): max. 0,01 AU
ferrocyanide (Fe(CN)6): passes test
phosphates (as PO4): max. 25 ppm
sulfates (SO4): max. 200 ppm
arsenic (As): max. 1 ppm
barium (Ba): passes test
iron (Fe): max. 2 ppm
magnesium and alkaline-earth metals (as Ca): max. 100 ppm:
loss on drying (105 °C, 2 h): max. 0,5 %