Sodium lactate, solution 50% w/w, Pharmpur®, Ph Eur, BP, USP

- Synonyms: L-2-Hydroxypropanoic acid sodium salt, Lactic acid sodium salt
- C3H5NaO3
- M = 112,06 g/mol
- CAS [867-56-1]
- EINECS-No.: 200-772-0
- Density: 1,263 g/cm3
- Solub. in water: (20 ºC): miscible
- Boiling point: 109 ºC
- LD 50 (oral, rat): > 5000 mg/kg
- Tariff number: 2918 11 00 00
- Applications: synthesis of organic products, for pharmaceutical use, in food industry (E 325), humectant, in pharma industry.

SPECIFICATIONS
assay (titration with HClO4): min. 50 %
assay (titration with HClO4, labeled amount of C3H5NaO3): 98,0 - 102,0 %
assay (S-enantiomer, labeled amount of C3H5NaO3): min. 95,0 %
(S)-enantiomer laevorotatory test: passes test
Identification sodium: passes test
Identification lactates: passes test
appearance of solution: passes test
sugars: passes test
Limit of citrate, oxalate, phosphate, or tartrate: passes test
Limit of methanol and methyl esters: passes test
pH (substance to be examined): 6,5 - 9,0
chlorides (Cl): max. 50 ppm
oxalates and phosphates: passes test
sulfates (SO4): max. 100 ppm:
sulfates (SO4): passes test
barium (Ba): passes test
iron (Fe): max. 10 ppm
sucrose and reducing sugars: passes test
methanol (G.C.): max. 50 ppm