71658
亚硒酸氢钠
purum p.a., ≥96.0% (RT)
别名:
Sodium hydroselenite, 重亚硒酸钠
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关于此项目
线性分子式:
NaHSeO3
化学文摘社编号:
分子量:
150.96
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352300
EC Number:
231-966-3
MDL number:
Assay:
≥96.0% (RT)
Form:
crystals
产品名称
亚硒酸氢钠, purum p.a., ≥96.0% (RT)
InChI key
OHYAUPVXSYITQV-UHFFFAOYSA-M
InChI
1S/Na.H2O3Se/c;1-4(2)3/h;(H2,1,2,3)/q+1;/p-1
SMILES string
[Na+].O[Se]([O-])=O
grade
purum p.a.
assay
≥96.0% (RT)
form
crystals
pH
5.4-7.2 (25 °C, 50 mg/mL in H2O, hot)
anion traces
chloride (Cl-): ≤100 mg/kg
selenate, sulfate (as SO42-): ≤1500 mg/kg
cation traces
Ca: ≤100 mg/kg
Cd: ≤50 mg/kg
Co: ≤50 mg/kg
Cu: ≤100 mg/kg
Fe: ≤50 mg/kg
K: ≤100 mg/kg
Ni: ≤50 mg/kg
Pb: ≤300 mg/kg
Zn: ≤100 mg/kg
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General description
Sodium hydrogen selenite is an alkali hydrogen selenite.Its infrared and Raman spectral investigations have been reported.
signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 1 Oral - Acute Tox. 3 Inhalation - Aquatic Acute 1 - Aquatic Chronic 1 - STOT RE 2
存储类别
6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
wgk
WGK 3
法规信息
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