72030
连四硫酸钠 二水合物
purum p.a., ≥98.0% (T)
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关于此项目
线性分子式:
NaO3SS2SO3Na · 2H2O
化学文摘社编号:
分子量:
306.27
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352302
MDL number:
Assay:
≥98.0% (T)
Form:
powder or crystals
Solubility:
H2O: 50 mg/mL, slightly turbid, colorless
grade
purum p.a.
Quality Segment
assay
≥98.0% (T)
form
powder or crystals
impurities
10.5-20.0% water (Karl Fischer)
pH
4-6 (25 °C, 30.6 g/L)
solubility
H2O: 50 mg/mL, slightly turbid, colorless
density
2.1 g/mL at 25 °C (lit.)
anion traces
thiosulfate (S2O32-): ≤500 mg/kg
cation traces
Ca: ≤500 mg/kg, Cd: ≤50 mg/kg, Co: ≤50 mg/kg, Cu: ≤50 mg/kg, Fe: ≤50 mg/kg, K: ≤100 mg/kg, Ni: ≤50 mg/kg, Pb: ≤50 mg/kg, Zn: ≤50 mg/kg
storage temp.
2-8°C
SMILES string
O.O.[Na+].[Na+].[O-]S(=O)(=O)SSS([O-])(=O)=O
InChI
1S/2Na.H2O6S4.2H2O/c;;1-9(2,3)7-8-10(4,5)6;;/h;;(H,1,2,3)(H,4,5,6);2*1H2/q2*+1;;;/p-2
InChI key
HAEPBEMBOAIUPN-UHFFFAOYSA-L
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警示词
Warning
危险代码
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
靶器官
Respiratory system
存储类别
11 - Combustible Solids
WGK
WGK 3
闪点 (F)
Not applicable
闪点 (°C)
Not applicable