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HEPES, Sodium Salt, ULTROL® Grade

产品编号:4077444
规格:A zwitterionic N-substituted aminosulfonic acid buffer. Useful in the pH 6.8-8.2 range. Has a pKa of 7.55 at 25°C. Absorbance (1.0 mM, H2O, 260 nm):0.10.
CAS NO:75277-39-3
包装规格:100 G,500 G,1 KG
产品类别:进口试剂
品牌:Millipore
优惠价:立即咨询
产品编号包装单位单价(元)国内现货国外库存询价单
4077444100 G1910
4077444500 G6060
40774441 KG9980
产品别名

75277-39-3

HEPES, Sodium Salt, ULTROL® Grade

N-2-Hydroxyethylpiperazine-N'-2-ethanesulfonic Acid, Na

基本信息
Empirical Formula【经验(实验)分子式】
C8H17N2O4S · Na
Molecular weight
260.29
General description【一般描述】
A zwitterionic N-substituted aminosulfonic acid buffer(Absorbance: <0.10 at 260 nm, 1.0 mM, H2O). Active in the pH range of 6.0 to 8.5. Has a pKa of 7.6 at 20°C.
A zwitterionic N-substituted aminosulfonic acid buffer. Useful in the pH 6.8-8.2 range. Has a pKa of 7.55 at 25°C.
Absorbance (1.0 mM, H2O, 260 nm):<0.10.
Warning【警告】
Toxicity: Standard Handling (A)
Legal Information【法律信息】
CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany
ULTROL is a registered trademark of Merck KGaA, Darmstadt, Germany
产品性质
Quality Level【质量水平】
100
Assay【测定】
≥99% dry basis (titration)
form【形式】
solid
manufacturer/tradename
Calbiochem®
storage condition【储存条件】
OK to freeze
desiccated (hygroscopic)
color【颜色】
white
pKa (20 ℃)
7.6
solubility【溶解性】
water: 1.0 M
anion traces【痕量阴离子】
chloride (Cl-): <0.01%
sulfate (SO42-): <0.05%
cation traces【痕量阳离子】
heavy metals: <1 ppm
shipped in【运输】
ambient
storage temp.【储存温度】
15-25℃
InChI
1S/C8H18N2O4S.Na/c11-7-5-9-1-3-10(4-2-9)6-8-15(12,13)14;/h11H,1-8H2,(H,12,13,14);/q;+1/p-1
InChI key
RDZTWEVXRGYCFV-UHFFFAOYSA-M
packaging【包装】
1 kg in Glass bottle
100, 500 g in Glass bottle
安全信息
Storage Class Code【储存分类代码】
11 - Combustible Solids
WGK
WGK 3
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