Merck
CN

C3306

Sigma-Aldrich

氯化钙 二水合物

for molecular biology, ≥99.0%

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别名:
CaCl2.2H2O, Calcium chloride, Calcium dichloride
Empirical Formula (Hill Notation):
CaCl2 · 2H2O
CAS号:
分子量:
147.01
EC 号:
MDL编号:
PubChem化学物质编号:
NACRES:
NA.31

等级

for molecular biology

质量水平

检测方案

≥99.0%

形式

powder

mp

176 °C (dec.) (lit.)

溶解性

H2O: 294 mg/mL, clear, colorless

异质活性

DNase, RNase, protease, none detected

SMILES string

O.O.Cl[Ca]Cl

InChI

1S/Ca.2ClH.2H2O/h;2*1H;2*1H2/q+2;;;;/p-2

InChI key

LLSDKQJKOVVTOJ-UHFFFAOYSA-L

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此商品
21097C56701.02382
Calcium chloride dihydrate for molecular biology, ≥99.0%

Sigma-Aldrich

C3306

氯化钙 二水合物

-
Calcium chloride dihydrate BioUltra, for molecular biology, ≥99.5% (KT)

Sigma-Aldrich

21097

氯化钙 二水合物

Premium Grade
Calcium chloride anhydrous, BioReagent, suitable for insect cell culture, suitable for plant cell culture, ≥96.0%

Sigma-Aldrich

C5670

氯化钙

Essential+ Grade
Calcium chloride dihydrate for analysis EMSURE® ACS,Reag. Ph Eur

Supelco

1.02382

氯化钙 二水合物

-
assay

≥99.0%

assay

≥99.5% (KT)

assay

≥96.0%

assay

99.0-102.0% (complexometric)

form

powder

form

solid

form

powder

form

solid

mp

176 °C (dec.) (lit.)

mp

176 °C (dec.) (lit.)

mp

772 °C (lit.)

mp

176 °C (dec.) (lit.)

solubility

H2O: 294 mg/mL, clear, colorless

solubility

H2O: 1 M at 20 °C, clear, colorless

solubility

-

solubility

-

foreign activity

DNase, RNase, protease, none detected

foreign activity

-

foreign activity

-

foreign activity

-

应用

氯化钙二水合物用于:
制备合格大肠杆菌用于转化(118)
用于制备聚磷酸钙纳米球和诱导碱性磷酸酶(119)
复性缓冲液的成分,用于金黄色葡萄球菌粗酶提取物(120)酶谱

生化/生理作用

氯化钙与质粒一起用于微生物的热休克转化。带正电的钙离子与DNA磷酸盐和脂多糖(LPS)中带负电的磷酸化脂质A形成阳离子桥,有助于DNA转化进微生物。

象形图

Exclamation mark

警示用语:

Warning

危险声明

危险分类

Eye Irrit. 2

储存分类代码

13 - Non Combustible Solids

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

dust mask type N95 (US), Eyeshields, Gloves


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