三(羟甲基)氨基甲烷

Tris(hydroxymethyl)aminomethane is used as a buffer in biochemistry and molecular biology laboratories. It is used as a primary standard to standardize acid solutions for chemical analysis. It finds application in cell membranes to increase permeability. As an alternative to sodium bicarbonate, it used in the treatment of metabolic acidosis. It acts as a precursor for the preparation of polymers, oxazolones and oxazolidines.

Hygroscopic. Incompatible with bases and strong oxidizing agents.

MFCD00004679

201-064-4

(HOCH₂)₃CNH₂

121.14

171-172°

219-220°/10mm

1.353

Hygroscopic. Ambient temperatures.

Crystalline

Soluble in water, ethylene glycol, methanol, ethanol, dimethyl formamide, acetone, ethyl acetate, olive oil, chloroform and alkaline solution.

741883

14,9772

36/37/38
Irritating to eyes, respiratory system and skin.

Maximum level of impurities: Absorbance P.T., H₂O 2.0%, Insoluble matter 0.005%, Heavy Metals (as Pb) 5ppm, Fe 5ppm

26-37-60
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.This material and its container must be disposed of as hazardous waste

TY2900000

是

 

H315-H319-H335
Causes skin irritation.Causes serious eye irritation.May cause respiratory irritation.

P261-P280a-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapours/spray.Wear protective gloves and eye/face protection.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations.