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经验公式(希尔记法):
C8H17N2NaO4S
化学文摘社编号:
分子量:
260.29
NACRES:
NA.25
PubChem Substance ID:
UNSPSC Code:
12161700
EC Number:
278-169-7
MDL number:
InChI key
RDZTWEVXRGYCFV-UHFFFAOYSA-M
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
SMILES string
[Na+].OCCN1CCN(CC1)CCS([O-])(=O)=O
product line
BioXtra
assay
≥99.0% (titration)
form
powder
impurities
≤0.005% Phosphorus (P), ≤0.1% Insoluble matter
pH
10.0-12.0 (1 M in H2O)
useful pH range
6.8-8.2
pKa (25 °C)
7.5
solubility
H2O: 1 M, clear, colorless
anion traces
chloride (Cl-): ≤0.05%, sulfate (SO42-): ≤0.05%
cation traces
Al: ≤0.0005%, Ca: ≤0.0005%, Cu: ≤0.0005%, Fe: ≤0.0005%, K: ≤0.005%, Mg: ≤0.0005%, NH4+: ≤0.05%, Pb: ≤0.001%, Zn: ≤0.0005%
absorption
≤0.2 at 260 in H2O at 1 M, ≤0.2 at 280 in H2O at 1 M
application(s)
diagnostic assay manufacturing
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General description
HEPES 是一种通用两性离子缓冲液,不结合镁、钙、锰 (II) 或铜 (II) 离子。HEPES 已被Norman Good 博士和他的同事在 1966 年分类为 Good 缓冲液。在生物 pH 值为两性离子,在 pH 6.8~8.2 范围内最有效。
Application
HEPES 钠盐溶液适用于细胞培养研究。可用于制备 HEPES 缓冲液。可在透化成纤维细胞的磷酸化试验中用作缓冲液。可组成复合透析缓冲液,用于放射免疫法测定血清中游离甲状腺素。
Other Notes
使用 HEPES 钠盐规格表可以非常方便地比较 HEPES 钠盐产品的规格。
存储类别
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
Hydrogen ion buffers for biological research.
Good NE, et al.
BioChemistry: An Indian Journal, 5, 467-477 (1996)
I J Chopra et al.
Thyroid : official journal of the American Thyroid Association, 6(4), 255-259 (1996-08-01)
We have devised a practical, sensitive, and reliable assay for measurement of free T3 concentration in serum. The assay employs a convenient and disposable plastic equilibrium dialysis cell and a buffer that resembles the in vivo biochemical environment (Nelson JC
C Estrada et al.
The Biochemical journal, 326 ( Pt 2), 369-376 (1997-09-18)
Although it has been demonstrated that NO inhibits the proliferation of different cell types, the mechanisms of its anti-mitotic action are not well understood. In this work we have studied the possible interaction of NO with the epidermal growth factor
Jihye Park et al.
The Analyst, 137(19), 4411-4414 (2012-08-07)
We have developed a quickly responsive, and specific fluorescent assay for the detection of Au(III) on the basis of the formation of gold nanoparticles in the presence of HEPES, which cleave the C-I bond of I-BODIPY 1 to yield the
S Hugel et al.
British journal of pharmacology, 166(8), 2402-2416 (2012-03-29)
Artificial buffers such as HEPES are extensively used to control extracellular pH (pH(e) ) to investigate the effect of H(+) ions on GABA(A) receptor function. In neurones cultured from spinal cord dorsal horn (DH), dorsal root ganglia (DRG) and cerebellar
相关内容
HEPES Sodium Salt Specification Comparison
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