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Products > Optimize Reagents > Optimize – Buffers > Imidazole Buffer
Imidazole Buffer
应用
- Crystallization grade Imidazole for formulating screens or for optimization
- 用于配制筛选或优化的结晶级咪唑
特征
- Sterile filtered
- Formulated in Type 1+ ultrapure water: 18.2 megaohm-cm resistivity at 25°C, < 5 ppb Total Organic Carbon, bacteria free (<1 Bacteria (CFU/ml)), pyrogen free (<0.03 Endotoxin (EU/ml)), RNase-free (< 0.01 ng/mL) and DNase-free (< 4 pg/µL)
- 无菌过滤
在 1+ 型超纯水中配制:25°C 时电阻率为 18.2 兆欧厘米,总有机碳 < 5 ppb,无细菌(<1 细菌 (CFU/ml)),无热原(<0.03 内毒素 (EU/ml)) , 无 RNase (< 0.01 ng/mL) 和无 DNase (< 4 pg/µL)
描述 Imidazole
Synonyms: 1,3-Diaza-2,4-cyclopentadiene or Glyoxaline
C3H4N2
Mr 68.08
CAS Number [288-32-4]
EC Number 206-019-2
Beilstein Registry Number 103853
Merck 14,4912
RTECS NI3325000
MDL Number MFCD00005183
PubChem Substance ID 24880372
Purity ≥ 99.5%
UN Number 2923 8/PG 3
pKa = 6.95
The useful pH range of an Imidazole can be 6.2 – 7.8
HR2-819 is titrated to pH 7.0 using HCl
HR2-819 Measured Conductivity Range: 45.4 – 50.4 mS/cm at 25°C
HR2-819 Measured Refractive Index Range: 1.34836 – 1.34904 at 20°C
Titrate HR2-573 to the desired pH using HCl
HR2-573 Measured pH Range: 10.5 – 10.7 at 25°C
HR2-573 Measured Conductivity Range: 71.1 – 101.5 µS/cm at 25°C
HR2-573 Measured Refractive Index Range: 1.34420 – 1.34440 at 20°C
同义词:1,3-Diaza-2,4-cyclopentadiene 或 Glyoxaline
C3H4N2
68.08 先生
CAS 编号 [288-32-4]
欧盟编号 206-019-2
贝尔斯坦注册号 103853
默克 14,4912
RTECS NI3325000
MDL 编号 MFCD00005183
PubChem 物质 ID 24880372
纯度≥99.5%
联合国编号 2923 8/PG 3
pKa = 6.95
咪唑的有用 pH 范围可以是 6.2 – 7.8
HR2-819 使用 HCl 滴定至 pH 7.0
HR2-819 测得的电导率范围:25°C 时为 45.4 – 50.4 mS/cm
HR2-819 测量的折射率范围:20°C 时为 1.34836 – 1.34904
使用 HCl 将 HR2-573 滴定至所需的 pH 值
HR2-573 测得的 pH 范围:25°C 时 10.5 – 10.7
HR2-573 测得的电导率范围:25°C 时为 71.1 – 101.5 µS/cm
HR2-573 测量的折射率范围:20°C 时为 1.34420 – 1.34440
Ca ≤0.001%
Cd ≤0.0005%
Cl ≤0.005%
Co ≤0.0005%
Cr ≤0.0005%
Cu ≤0.0005%
Fe ≤0.0005%
K ≤0.005%
Mg ≤0.0005%
Na ≤0.005%
Ni ≤0.0005%
Pb ≤0.0005%
SO4 ≤0.005%
Zn ≤0.0005%
CAT NO
HR2-573
NAME
DESCRIPTION
100 mL
PRICE
$93.00
CAT NO
HR2-819
NAME
DESCRIPTION
100 mL
PRICE
$111.00
相关项目
- Hydrochloric acid
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个别股票期权 咪唑试剂
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参考
1. Structure of apo acyl carrier protein and a proposal to engineer protein crystallization through metal ions. X. Qiu and C. A. Janson. Acta Cryst. (2004). D60, 1545-1554 [doi:10.1107/S0907444904015422].
2. Protein crystallization by surface entropy reduction: optimization of the SER strategy. D. R. Cooper, T. Boczek, K. Grelewska, M. Pinkowska, M. Sikorska, M. Zawadzki and Z. Derewenda. Acta Cryst. (2007). D63, 636-645 [doi:10.1107/S0907444907010931].
1. apo 酰基载体蛋白的结构和通过金属离子设计蛋白质结晶的建议。 X. 邱和 C. A. Janson。 晶体学报。 (2004 年)。 D60, 1545-1554 [doi:10.1107/S0907444904015422]。
2. 表面熵减少的蛋白质结晶:SER 策略的优化。 D. R. Cooper、T. Boczek、K. Grelewska、M. Pinkowska、M. Sikorska、M. Zawadzki 和 Z. Derewenda。 晶体学报。 (2007 年)。 D63, 636-645 [doi:10.1107/S0907444907010931]。