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重要文件

403008

Sigma-Aldrich

硫酸钠 十水合物

ACS reagent, ≥99.0%

同義詞:

芒硝

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About This Item

線性公式:
Na2SO4 · 10H2O
CAS號碼:
分子量::
322.20
EC號碼:
MDL號碼:
分類程式碼代碼:
12352302
PubChem物質ID:
NACRES:
NB.24
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等級

ACS reagent

化驗

≥99.0%

形狀

crystals

雜質

≤0.01% insolubles

pH值

5.2-9.2 (25 °C, 5%)

mp

32.4 °C

溶解度

water: soluble 322.2 g/L at 20 °C

密度

1.46 g/mL at 25 °C (lit.)

負離子痕跡

chloride (Cl-): ≤5 ppm
phosphate (PO43-): ≤5 ppm

正離子痕跡

Ca: ≤0.005%
Fe: ≤5 ppm
K: ≤0.005%
Mg: ≤0.003%
heavy metals (as Pb): ≤3 ppm

SMILES 字串

O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].[O-]S([O-])(=O)=O

InChI

1S/2Na.H2O4S.10H2O/c;;1-5(2,3)4;;;;;;;;;;/h;;(H2,1,2,3,4);10*1H2/q2*+1;;;;;;;;;;;/p-2

InChI 密鑰

RSIJVJUOQBWMIM-UHFFFAOYSA-L

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相關類別

一般說明

硫酸钠十水合物又称为芒硝(Glauber′s salt)。[1]作为相变材料(PCM),因其具有较高的太阳热能储存能力而前景可观。[2][3]

應用

硫酸钠十水合物可用作棉布染色的促染剂。6

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


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