Trimethylol aminomethane / ammonium bradycarbate / Tri (hydroxymethyl) aminomethane
Item No.： B0001
Store at： RT
English name：TRIS；Tris-base；THAM；Tris(hydrosymenthyl)-aminomethande；Trometamol；2-Amino-2-(hydroxymethyl)-1,3-propanediol；Tromethamine
Other names: ammonium bradycarbate; Tris (hydroxymethyl) aminomethane; 2-amino-2 - (hydroxymethyl) - 1,3-propanediol; Tromethamine; Trimethanol aminomethane; Aminobutanol; Trihydroxymethyl aminomethane
CAS No.: 77-86-1
C4H11NO3=121.14
Grade: ar
Content: ≥ 99.9%
Melting point: 168 ~ 171 ℃
PH：10.0～10.8
Heavy metals: ≤ 5ppm
Chloride: ≤ 3ppm
Burning residue: ≤ 0.05%
Absorbance (260nm) ABS (260nm): ≤ 0.1
Physicochemical properties: white crystal or crystalline powder. Solubility at 25 ℃ (mg/ml): water 550, ethylene glycol 79.1, methanol 26, absolute ethanol 14.6, 95% ethanol 22.0, N, n-dimethylmethylamine 14, pentanol 2.6, propanol 2.0, ethyl acetate 0.5, olive oil 0.4, cyclohexane 0.1, chloroform 0.05, carbon tetrachloride <0.05. The aqueous solution does not absorb carbon dioxide in the air, and 0.1mol/l aqueous solution ph10.4. Corrosive to copper and aluminum.
Purpose: biochemical research. Biological buffer, buffer range ph7.0-9.0. Acid gas absorbent. Reference material for acid titration. Determination of sulfhydryl group in protein by electrotitration. Serum proteins were separated by electrophoresis on paper. The toxin was separated by starch plate electrophoresis.
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