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Tris(hydroxymethyl)aminoethane

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Post Date:

Jul 05,2025

Expiry Date:

Jan 01,2026

Detailed Description:

Cas No. :77-86-1

Molecular Formula: C4H11NO3
CAS NO.: 77-86-1
HS Code：2922199090
UN No. ： 1500
Property: White crystal, melting point: 168-171 ℃, soluble in organic solvents such as methanol and acetic acid.

Usage: Biological buffer, organic synthesis intermediate, cosmetic raw materials, pharmaceutical excipients, etc

Level: Pharmaceutical grade, cosmetic grade, reagent grade, industrial grade

Packaging: cardboard barrels lined with plastic bags, with a net weight of 25 kilograms per barrel.

Tests	Specifications		Results
Appearance	White crystalline powder		Conforms
Assay	≧99.5%		99.95
MP,℃	168-171		168.3-170.3
Solubility（40%aq.）	Clear,coloriess solution		Conforms
Heavy Metala	≤5PPM		Conforms
Water Content%	≤0.2%		0.16
PH value（5%aq.）	10.0-11.5		11.01
Iron ion	≤1PPM		Conforms
（SO?²¯）Sulfate	≤ 10PPM		Conforms
（CL¯）Chloride	≤ 3PPM		Conforms
Infrared spectrum	Confirm to reference		Conforms
Ultraviolet absorbance	260nm(20%aq.)	≤0.07	0.035
	280nm(40%aq.)	≤0.07	0.055
	400nm(40%aq)	≤0.02	0.012
	290nm(40%aq)	≤0.05	0.049
Conclusion	It meets the requirements of specifications

CAS Registry Number:	77-86-1
Synonyms:	;2-Amino-2-hydroxymethyl-1,3-propanediol;TRIS;Tromethamine;Tromethane;tris(hydroxyme.)aminomethane;trizma base;Trometamol;tri(hydroxymethyl)methylamine;Tris(hydroxymethyl) methylamine Tris buffer 99.8+ %;Trihydroxymethyl Aminomethane;Tris, Ultra Pure;Tris, Tissue Culture Tested Tris(hydroxymethyl)aminomethane, Tissue Culture Tested;Tris, Alcohol Free Tris(hydroxymethyl)aminomethane, Alcohol Free;Tris(hydroxymethyl)aminomethane, Ultra Pure, Molecular Biology Grade;Tris EDTA acetate buffer;THAM;Trimethanolaminomethane;Tri(hydroxymethyl)aminomethane;Tris(hydroxymethyl)aminomethane;2-Amino-2-(hydroxymethyl)-1,3-propanediol;Tris hydroxyl methyl amino methane;2-amino-2-(hydroxymethyl)propane-1,3-diol;1,3-dihydroxy-2-(hydroxymethyl)propan-2-aminium;(methylamino)methanetriol;Tris(hydroxymethyl) aminomethane;Tris(hydroxymethyl)amino methane;Tris Base;
Molecular Formula:	C₄H₁₁NO₃
Molecular Weight:	121.14
Molecular Structure:
Hazard Symbols:	Xi:Irritant;
Risk Codes:	R36/37/38:;
Safety Description:	S26:; S37/39:;

Company:	Shandong Weigorge Import and Export Co., Ltd. [ China ]
Contact:	Lisa
Tel:	+86-15964906276;+86-1895366515
Fax:	+86-536-2101017
Email:	sales@weixiachemical.com

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Tris(hydroxymethyl)aminoethane

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77-86-1