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31307

Sigma-Aldrich

氯化钙 二水合物

puriss. p.a., ACS reagent, reag. Ph. Eur., ≥99%

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About This Item

經驗公式(希爾表示法):
CaCl2 · 2H2O
CAS號碼:
分子量::
147.01
EC號碼:
MDL號碼:
分類程式碼代碼:
12352300
PubChem物質ID:
NACRES:
NB.24

等級

ACS reagent
puriss. p.a.

品質等級

agency

reag. Ph. Eur.

蒸汽壓力

0.01 hPa ( 20 °C)

化驗

≥99%

形狀

crystalline

雜質

≤0.003% oxidizing substances (as NO3)
≤0.005% ammonium (NH4)
≤0.01% insoluble in water
≤5 ppm heavy metals (by ICP)

pH值

4.5-8.0 (25 °C, 5%)

mp

176 °C (dec.) (lit.)

負離子痕跡

nitrate (NO3-): ≤20 mg/kg
sulfate (SO42-): ≤50 mg/kg

正離子痕跡

Al: ≤1 mg/kg
As: ≤1 mg/kg
Ba: ≤50 mg/kg
Cd: ≤5 mg/kg
Co: ≤50 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤50 mg/kg
Mg: ≤50 mg/kg
Na: ≤50 mg/kg
Ni: ≤50 mg/kg
Pb: ≤5 mg/kg
Sr: ≤100 mg/kg
Zn: ≤5 mg/kg

SMILES 字串

O.O.Cl[Ca]Cl

InChI

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

InChI 密鑰

LLSDKQJKOVVTOJ-UHFFFAOYSA-L

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一般說明

二水氯化钙是一种有用的生化试剂。

應用

采用二水氯化钙制备海藻酸钙微球。它可用于方案中病毒载体的浓缩。

象形圖

Exclamation mark

訊號詞

Warning

危險聲明

危險分類

Eye Irrit. 2

儲存類別代碼

13 - Non Combustible Solids

水污染物質分類(WGK)

WGK 1

閃點(°F)

Not applicable

閃點(°C)

Not applicable


分析證明 (COA)

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International journal of pharmaceutics, 323(1-2), 34-42 (2006-07-11)
The aim of the present work was to investigate the swelling behavior and the in vitro release of the antihypertensive drug verapamil hydrochloride from calcium alginate and chitosan treated calcium alginate beads. Calcium-alginate beads, chitosan-coated alginate beads and alginate-chitosan mixed
João Barroso-Batista et al.
Current biology : CB, 30(6), 1049-1062 (2020-03-07)
Members of the gut microbiota are thought to experience strong competition for nutrients. However, how such competition shapes their evolutionary dynamics and depends on intra- and interspecies interactions is poorly understood. Here, we test the hypothesis that Escherichia coli evolution
P Geetha et al.
Ecotoxicology and environmental safety, 122, 17-23 (2015-07-15)
Population explosion, depletion of water resources and prolonged droughts and floods due to climatic change lead to scarcity of pure and hygienic drinking water in most of the developing countries. Recently nanomaterials attained considerable attention as biosorbent for water purification
Avinash A Kadam et al.
Bioresource technology, 132, 276-284 (2013-02-16)
Pretreatments to sugarcane bagasse (SCB) such as CaCl2, alkali, ammonia, steam and milling showed 91%, 46%, 47%, 42% and 56% adsorption of Solvent Red 5B (SR5B); 92%, 57%, 58%, 56% and 68% adsorption of simulated dyes mixture (SDM), and 86%

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