TRIS 三羟甲基氨基甲烷

TRIS (HYDROXYMETHYL) AMINOMETHANE

Ultra Pure Grade

Scientific Chemical Name:   C₄H₁₁NO₃ 

Molecular weight:  121.14

Cas number:  77-86-1

Specifications:  

Abs.@280nm (1M, Water) …………………………………………….<=0.05

Abs.@290nm (40%, Water) …………………………………………..<=0.2

Abs.@400nm (40%, Water) ……………………………………………<=0.05

Arsenic(%) ……………………………………………………………….<=0.0005

Copper(%)………………………………………………………………….<=0.0001

Identification(P/F) ………………………………………………………….PASS

Insolubles(%)……………………………………………………………….<=0.005

Iron(%)………………………………………………………………………<=0.0001

Lead(%)……………………………………………………………………..<=0.0001

Magnesium(%) …………………………………………………………….<=0.0005

Melting Point(Degrees C) …………………………………………………168-172

Moisture (KF)(%) …………………………………………………………..<=1.0

pH (5%, Water) @25℃ ………………………………………….10.0-11.5

Purity(%) …………………………………………………………………….>99.9

Solubility (10%, Water)(P/F) ………………………………………………PASS