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

别名:TRIS HCl,TRIS盐酸盐,氨基丁三醇盐酸盐,氨丁三醇盐酸盐,三(羟甲基)氨基甲烷盐酸盐,TRIS hydrochloride, Tris(hydroxymethyl)aminomethane hydrochloride

CAS号 1185-53-1 线性分子式 NH2C(CH2OH)3 · HCl 分子量 157.60 Beilstein/REAXYS Number 3675235 EINECS 编号 214-684-5 MDL number MFCD00012590 PubChem Substance ID 24900398
制造商品牌: 西格玛 Sigma-Aldrich
货号(SKU): T6666
CAS号: 1185-53-1
MDL号: MFCD00012590
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¥672.60

产品描述

Application

所有缓冲液的pH值都与温度和浓度有关。对于Tris缓冲液,降温每℃其pH值约增加0.03单位,每10倍稀释其pH降低0.03-0.05单位。
对于精确的应用,请使用带有玻璃/甘汞组合电极并仔细校准过的pH计。

包装

1 kg in poly bottle

50, 250 g in poly bottle

Other Notes

便于将 Trizma HCl 产品规格与 Trizma HCl 规格表进行比较

法律信息

Trizma 为以下机构的注册商标: Sigma-Aldrich Co. LLC

性质

Quality Level300
400
product lineBioXtra
assay≥99.0% (titration)
formpowder
impuritiesInsoluble matter, passes filter test
ign. residue (900°C)≤0.2% (as SO4)
loss≤0.2% loss on drying, 110°C
pH3.5-5.0 (0.5 M in H2O)
useful pH range7.0 - 9.0
pKa (25 °C)8.1
mp150-152 °C
solubilityH2O: 0.5 M, clear, colorless
anion tracessulfate (SO42-): ≤0.005%
cation tracesAl: ≤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%
absorption≤0.010 at 280 in H2O at 0.5 M
≤0.015 at 260 in H2O at 0.5 M
Featured IndustryDiagnostic Assay Manufacturing
SMILES stringCl.NC(CO)(CO)CO
InChI1S/C4H11NO3.ClH/c5-4(1-6,2-7)3-8;/h6-8H,1-3,5H2;1H
InChI keyQKNYBSVHEMOAJP-UHFFFAOYSA-N


安全信息

个人防护装备 dust mask type N95 (US)EyeshieldsGloves
RIDADR NONH for all modes of transport
WGK德国 WGK 1
商品规格
属性名称属性值
储存温度 Storage temp.常温阴凉避光
全球实时库存 Availability √美国St. Louis ≥ 99 | 欧洲Eur. ≥ 10 | 東京Tokyo ≥ 22 | 香港与北京 ≥ 32