High purity Tris CAS 77-86-1 with free sample

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Chemical Name: Tris hydroxymethyl aminomethane

CAS: 77-86-1

Molecular Formula:C4H11NO3

Molecular Weight:121.14

Appearance:White crystal or powder

Assay:99.5%min

PROPERTIES SPECIFICATION STANDARD
Appearance White crystalline powder
Assay,% ≥99.5
MP,℃ 168.0-172.0
Solubility(40% aq.) Clear, colorless solution
Heavy Metals, ppm ≤5
Water Content,% ≤0.2
PH value( 5% aq.) 10.0-11.5
[Fe}]Iron ion,ppm ≤1
[SO.2]Sulfate,ppm ≤10
[CI]Chloride,pm ≤3
Ultraviolet absorbance/280mm(40% aq.) Ultraviolet absorbance(40% aq.) ≤0.07
Ultraviolet absorbance/400mm(40% aq.) Ultraviolet absorbance(40% aq.) ≤0.02
Infrared spectrum Conforms to reference

Chemical intermediate, used as mineral oil, paraffin emulsifier, etc.

25kg/bag,200kg/bag,customized as required
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