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公司名称：
北京中西远大科技有限公司成都办事处
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参考价格：
未标明
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发布时间：
2012-07-18
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| 产品描述： |
| 二水氯化钙 (≥99.5%)
Deions
Other Notes
In the calcium phosphate method for the transfection of eukaryotic cells1
Properties
grade
for molecular biology
product line
BioUltra
assay
≥99.5% (KT)
total impurities
DNases, none detected
RNases, none detected
insoluble matter, passes filter test
phosphatases, none detected
proteases, none detected
≤0.002% total nitrogen (N)
pH
5.0-8.0 (25 °C, 1 M in H2O)
mp
176 °C (dec.)(lit.)
solubility
H2O: 1 M at 20 °C, clear, colorless
anion traces
sulfate (SO42-): ≤50 mg/kg
cation traces
As: ≤0.1 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤50 mg/kg
Li: ≤5 mg/kg
Mg: ≤50 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
Na: ≤100 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤100 mg/kg
Zn: ≤5 mg/kg
λ
1 M in H2O
UV absorption
λ: 260 nm Amax: 0.015
λ: 280 nm Amax: 0.012
References
Cited Reference
1. P.M. Howley et al. Methods Enzymol. 101, 393, (1983)
Fieser
Fieser 1,104
reference
Corp MSDS 1 (1), 666:B / RegBook 1 (3), 3321:D
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M295329二水氯化钙的详细介绍
二水氯化钙 (≥99.5%)
Deions
Other Notes
In the calcium phosphate method for the transfection of eukaryotic cells1
Properties
grade
for molecular biology
product line
BioUltra
assay
≥99.5% (KT)
total impurities
DNases, none detected
RNases, none detected
insoluble matter, passes filter test
phosphatases, none detected
proteases, none detected
≤0.002% total nitrogen (N)
pH
5.0-8.0 (25 °C, 1 M in H2O)
mp
176 °C (dec.)(lit.)
solubility
H2O: 1 M at 20 °C, clear, colorless
anion traces
sulfate (SO42-): ≤50 mg/kg
cation traces
As: ≤0.1 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤50 mg/kg
Li: ≤5 mg/kg
Mg: ≤50 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
Na: ≤100 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤100 mg/kg
Zn: ≤5 mg/kg
λ
1 M in H2O
UV absorption
λ: 260 nm Amax: 0.015
λ: 280 nm Amax: 0.012
References
Cited Reference
1. P.M. Howley et al. Methods Enzymol. 101, 393, (1983)
Fieser
Fieser 1,104
reference
Corp MSDS 1 (1), 666:B / RegBook 1 (3), 3321:D
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