TRIS/Tris-base/THAM CAS:77-86-1

English name: TRIS; "Tris-base; "THAM; Tris(hydrosymenthyl)-aminomethande; Trometamol;" 2-Amino-2-(hydroxymethyl)-1,3-propanediol; Tromethamine

CAS Number: 77-86-1

C4H11NO3 = 121.14

Level: AR

Content: ≥99.9%

Melting point: 168-171℃

PH: 10.0-10.8

Heavy metals: ≤5ppm

Chloride: ≤3ppm

Incineration residue: ≤0.05%

Absorbance (260nm) Abs(260nm) : ≤0.1

Properties: White crystals or crystalline powder. Solubility at 25℃ (mg/ml) : Water 550, ethylene glycol 79.1, methanol 26, anhydrous ethanol 14.6, 95% ethanol 22.0, N, N-dimethylmethylamine 14, amyl alcohol 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. The pH of a 0.1mol/L aqueous solution is 10.4. It has a corrosive effect on copper and aluminum.

Usage: Biochemical research. Biological buffer, buffering range pH7.0-9.0. Acidic gas absorbent. The standard substance for acid volume titration. The thiol groups in proteins were determined by current titration. Serum proteins were separated by electrophoresis on paper. Starch plate electrophoresis for toxin separation.

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Nanjing Duly Biotech Co.,Ltd 

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