med 5

3 months ago

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Synonyms: E339; trisodium orthophosphate; trisodium phos- phate; TSP. Acidity/alkalinity: pH = 12.1 for a 1% w/v aqueous solution of the anhydrous material at 258C. A 1% w/v aqueous solution of the dodecahydrate at 258C has a pH of 12.0–12.2. Density: 1.3 g/cm3 for the anhydrous material; 0.9 g/cm3 for the dodecahydrate. Solubility: the anhydrous material is soluble 1 in 8 parts of water, while the dodecahydrate is soluble 1 in 5 parts of water at 208C. Comments One gram of anhydrous dibasic sodium phosphate represents approximately 14.1 mmol of sodium and 7.0 mmol of phos- ... más información

med 53 months ago

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Table II: Pharmacopeial specifications for sodium lauryl sulfate. Test JP 2001 PhEur 2005 USPNF 23 Identification + + + Alkalinity + + + Heavy metals — — 40.002% Sodium chloride 48.0% + + Sodium sulfate + + + Unsulfated alcohols 44.0% — 44.0% Nonesterified alcohols — 44.0% — Total alcohols 559.0% — 559.0% Organic volatile impurities — — + Water 45.0% — — Assay (as C12H25NaO4S) — 585.0% — Stability and Storage Conditions Sodium lauryl sulfate is stable under normal storage conditions. However, in solution, under extreme... más información

med 53 months ago

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Sodium Lactate Nonproprietary Names BP: Sodium lactate solution PhEur: Natrii lactatis solutio USP: Sodium lactate solution Synonyms E325; 2-hydroxypropanoic acid monosodium salt; Lacolin; lactic acid monosodium salt; lactic acid sodium salt; sodium a-hydroxypropionate. Chemical Name and CAS Registry Number Sodium lactate [72-17-3] Empirical Formula and Molecular Weight C3H5NaO3 112.06 Structural Formula The PhEur 2005 and USP 28 describe sodium lactate solution as a mixture of the enantiomers of sodium 2-hydroxypropano- ate in approximately equal proportions. ... más información

med 53 months ago

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Sodium Lactate Nonproprietary Names BP: Sodium lactate solution PhEur: Natrii lactatis solutio USP: Sodium lactate solution Synonyms E325; 2-hydroxypropanoic acid monosodium salt; Lacolin; lactic acid monosodium salt; lactic acid sodium salt; sodium a-hydroxypropionate. Chemical Name and CAS Registry Number Sodium lactate [72-17-3] Empirical Formula and Molecular Weight C3H5NaO3 112.06 Structural Formula The PhEur 2005 and USP 28 describe sodium lactate solution as a mixture of the enantiomers of sodium 2-hydroxypropano- ate in approximately equal proportions. ... más información

med 53 months ago

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Specific References Nabors LO, Miller WT. Cyclamate: a toxicological review. Commen Toxicol 1989; 3(4): 307–315. Lecos C. The sweet and sour history of saccharin, cyclamate and aspartame. FDA Consumer 1981; 15(7): 8–11. Anonymous. Cyclamate alone not a carcinogen. Am Pharm 1985; NS25(9): 11. Kojima S, Ichibagase H. Studies on synthetic sweetening agents VIII. Cyclohexylamine, a metabolite of sodium cyclamate. Chem Pharm Bull 1966; 14: 971–974. D’Arcy PF. Adverse reactions to excipients in pharmaceutical formulations. In: Florence AT, Salole EG, eds. Formulation Factors in A... más información