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237124

Sigma-Aldrich

硝酸钙 四水合物

ACS reagent, 99%

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About This Item

線性公式:
Ca(NO3)2 · 4H2O
CAS號碼:
分子量::
236.15
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

化驗

99%
99.0-103.0% (ACS specification)

形狀

flakes
powder, crystals or granules

雜質

≤0.005% insolubles

pH值

5.0-7.0 (25 °C, 5%)

mp

44 °C (dec.) (lit.)

密度

1.86 g/mL at 25 °C

負離子痕跡

chloride (Cl-): ≤0.005%
nitrite (NO2-): ≤0.001%
sulfate (SO42-): ≤0.002%

正離子痕跡

Ba: ≤0.005%
Fe: ≤5 ppm
K: ≤0.005%
Mg: ≤0.05%
Na: ≤0.01%
Sr: ≤0.05%
heavy metals: ≤5 ppm (by ICP-OES)

SMILES 字串

O.O.O.O.[Ca++].[O-][N+]([O-])=O.[O-][N+]([O-])=O

InChI

1S/Ca.2NO3.4H2O/c;2*2-1(3)4;;;;/h;;;4*1H2/q+2;2*-1;;;;

InChI 密鑰

ICSSIKVYVJQJND-UHFFFAOYSA-N

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一般說明

硝酸钙四水合物是一种无机化合物,可用于冷却浴和废水处理。

應用

硝酸钙四水合物被用作:
与钾前体磷酸二氢钾一起在通过溶胶-凝胶沉淀法合成纳米羟基磷灰石(HA)颗粒中作为钙前体。
作为前驱体与磷酸氢二铵一起用于通过湿化学技术合成纳米羟基磷灰石(n-HAP)。
在58S生物活性玻璃的制备中,该玻璃的成分由三元系统SiO2 (58 wt%) - CaO (33 wt%) - P2O5 (9wt%)组成。

象形圖

CorrosionExclamation mark

訊號詞

Danger

危險聲明

危險分類

Acute Tox. 4 Oral - Eye Dam. 1

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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