S6672
硫代硫酸钠 五水合物
BioXtra, ≥99.5%
别名:
Disodium thiosulfate pentahydrate, Na2S2O3 · 5H2O
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关于此项目
线性分子式:
Na2S2O3 · 5H2O
化学文摘社编号:
分子量:
248.18
NACRES:
NA.25
PubChem Substance ID:
UNSPSC Code:
12352302
EC Number:
231-867-5
MDL number:
Assay:
≥99.5%
Solubility:
H2O: 1 M, clear, colorless
product line
BioXtra
Quality Segment
assay
≥99.5%
impurities
≤0.0005% Phosphorus (P), ≤0.005% Insoluble matter
solubility
H2O: 1 M, clear, colorless
anion traces
sulfate (SO42-): ≤0.2%
cation traces
Ca: ≤0.0005%, Al: ≤0.0005%, Cu: ≤0.0005%, Fe: ≤0.0005%, K: ≤0.005%, Mg: ≤0.0005%, NH4+: ≤0.05%, Pb: ≤0.001%, Zn: ≤0.0005%
SMILES string
O.O.O.O.O.[Na+].[Na+].[O-]S([O-])(=O)=S
InChI
1S/2Na.H2O3S2.5H2O/c;;1-5(2,3)4;;;;;/h;;(H2,1,2,3,4);5*1H2/q2*+1;;;;;;/p-2
InChI key
PODWXQQNRWNDGD-UHFFFAOYSA-L
Application
- Preparation and characterization of sodium thiosulfate pentahydrate/expanded graphite phase change energy storage composites.：研究通过添加膨胀石墨，解决硫代硫酸钠五水合物的高过冷和相分离问题，大幅改进它在储能应用中的热性能(Lu et al., 2020)。
- Surface free energy analysis for stable supercooling of sodium thiosulfate pentahydrate with microcosmic-visualized methods.：详细分析硫代硫酸钠五水合物的过冷稳定性，采用微观可视化方法提高储热系统应用性(Peng et al., 2020)。
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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
ppe
Eyeshields, Gloves, type N95 (US)