403008
硫酸钠 十水合物
ACS reagent, ≥99.0%
别名:
芒硝
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关于此项目
线性分子式:
Na2SO4 · 10H2O
化学文摘社编号:
分子量:
322.20
NACRES:
NB.24
PubChem Substance ID:
UNSPSC Code:
12352302
EC Number:
231-820-9
MDL number:
Assay:
≥99.0%
Grade:
ACS reagent
Form:
crystals
Solubility:
water: soluble 322.2 g/L at 20 °C
grade
ACS reagent
Quality Segment
assay
≥99.0%
form
crystals
impurities
≤0.01% insolubles
pH
5.2-9.2 (25 °C, 5%)
mp
32.4 °C
solubility
water: soluble 322.2 g/L at 20 °C
density
1.46 g/mL at 25 °C (lit.)
anion traces
chloride (Cl-): ≤5 ppm, phosphate (PO43-): ≤5 ppm
cation traces
Ca: ≤0.005%, Fe: ≤5 ppm, K: ≤0.005%, Mg: ≤0.003%, heavy metals (as Pb): ≤3 ppm
SMILES string
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 key
RSIJVJUOQBWMIM-UHFFFAOYSA-L
General description
硫酸钠十水合物又称为芒硝(Glauber′s salt)。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。
Application
硫酸钠十水合物可用作棉布染色的促染剂。6
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存储类别
13 - Non Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable