三羟甲基氨基甲烷盐酸盐 [TRIS盐酸盐]，Trizma® hydrochloride；pH 3.5-5.0 (0.5 M in H2O), BioXtra, ≥99.0% (titration)

产品线

BioXtra

质量水平

400

测定

≥99.0% (titration)

形式

powder

杂质

Insoluble matter, passes filter test

灼烧残渣 (900 °C)

≤0.2% (as SO₄)

缺失

≤0.2% loss on drying, 110°C

pH值（酸碱度）

3.5-5.0 (0.5 M in H₂O)

useful pH range

7.0-9.0

pKa (25 °C)

8.1

mp

150-152 °C

溶解性

H₂O: 0.5 M, clear, colorless

痕量阴离子

sulfate (SO₄^2-): ≤0.005%

痕量阳离子

Al: ≤0.0005%
As: ≤0.0001%
Ba: ≤0.0005%
Bi: ≤0.0005%
Ca: ≤0.001%
Cd: ≤0.0005%
Co: ≤0.0005%
Cr: ≤0.0005%
Cu: ≤0.0005%
Fe: ≤0.0005%
K: ≤0.005%
Li: ≤0.0005%
Mg: ≤0.0005%
Mn: ≤0.0005%
Mo: ≤0.0005%
Na: ≤0.005%
Ni: ≤0.0005%
Pb: ≤0.0005%
Sr: ≤0.0005%
Zn: ≤0.0005%

吸光度

≤0.010 at 280 in H₂O at 0.5 M
≤0.015 at 260 in H₂O at 0.5 M

application(s)

diagnostic assay manufacturing

SMILES string

Cl.NC(CO)(CO)CO

InChI

1S/C4H11NO3.ClH/c5-4(1-6,2-7)3-8;/h6-8H,1-3,5H2;1H

InChI key

QKNYBSVHEMOAJP-UHFFFAOYSA-N