Synonyms: 2-Amino-2-(hydroxymethyl)-1,3-propanediol, Tromethamine, THAM, TRIS buffer - C4H11NO3 - M = 121,14 g/mol - CAS [77-86-1] - EINECS-No.: 201-064-4 - Solub. in water: (20 ºC): 800 g/l - Melting point: 172 - 173 ºC - Boiling point: (13,3 hPa) 219 - 220 ºC - LD 50 (oral, rat): 5900 mg/kg - GHS-signal word: Warning - GHS-H sentences: H315 - H319 - GHS-P sentences: P280 - P305+P351+P338 - P321 - P362 - P332+P313 - P337+P...
Synonyms: 2-Amino-2-(hydroxymethyl)-1,3-propanediol, Tromethamine, THAM, TRIS buffer - C4H11NO3 - M = 121,14 g/mol - CAS [77-86-1] - EINECS-No.: 201-064-4 - Solub. in water: (20 ºC): 800 g/l - Melting point: 172 - 173 ºC - Boiling point: (13,3 hPa) 219 - 220 ºC - LD 50 (oral, rat): 5900 mg/kg - GHS-signal word: Warning - GHS-H sentences: H315 - H319 - GHS-P sentences: P280 - P305+P351+P338 - P321 - P362 - P332+P313 - P337+P313 - Tariff number: 2922 19 85 90 - Applications: analytical chemistry, in buffer solutions, in biochemistry, laboratory reagent, in the pharmaceutics industry, emulsifier (cosmetics), for the synthesis of: tensoactives. SPECIFICATIONS assay (acidimetric, on dried sample): 99,8 - 100,1 % identity: passes test appearance of solution: clear insoluble in water: max. 0,003 % pH (5 %, H2O): 10,3 - 10,9 chlorides (Cl): max. 0,0005 % sulfates (SO4) : max. 0,0005 % arsenic (As): max. 0,00002 % cadmium (Cd): max. 0,00001 % calcium (Ca): max. 0,0001 % copper (Cu): max. 0,00001 % heavy metals (as Pb): max. 0,0005% iron (Fe): max. 0,00002 % lead (Pb): max. 0,00001 % magnesium (Mg): max. 0,00003 % potassium (K): max. 0,00003 % sodium (Na): max. 0,0001 % zinc (Zn): max. 0,00001 % related substances (TLC): passes test loss on drying (105 ºC): max. 0,5 % residue on ignition: max. 0,01 % water (K.F.): max. 0,1 % absorbance (40 %, 1 cm, H2O): at wavelegth : 290 nm: max. 0,2 AU
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