71948
Sodium selenate
purum p.a., ≥98.0% (T)
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제품정보 (DICE 배송 시 비용 별도)
Linear Formula:
Na2SeO4
CAS 번호:
Molecular Weight:
188.94
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352302
EC Number:
236-501-8
MDL number:
Assay:
≥98.0% (T)
Form:
powder or crystals
grade
purum p.a.
Quality Segment
assay
≥98.0% (T)
form
powder or crystals
pH
5.5-7.5 (25 °C, 18.9 g/L)
anion traces
chloride (Cl-): ≤1000 mg/kg
cation traces
Ca: ≤200 mg/kg, Cd: ≤50 mg/kg, Co: ≤50 mg/kg, Cu: ≤50 mg/kg, Fe: ≤50 mg/kg, K: ≤1000 mg/kg, Ni: ≤50 mg/kg, Pb: ≤50 mg/kg, Zn: ≤50 mg/kg
SMILES string
[Na+].[Na+].[O-][Se]([O-])(=O)=O
InChI
1S/2Na.H2O4Se/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2
InChI key
MHQOTKLEMKRJIR-UHFFFAOYSA-L
General description
Sodium selenite (Na2SeO4) is a selenium (VI) salt.
Application
Sodium selenite (Na2SeO4) may be employed as a catalyst during the green protocol for synthesis of tetrahydrobenzo[b]pyran derivatives.
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signalword
Danger
Hazard Classifications
Acute Tox. 2 Inhalation - Acute Tox. 2 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Skin Irrit. 2 - STOT RE 2
저장 등급
6.1B - Non-combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
wgk
WGK 2
flash_point_f
Not applicable
flash_point_c
Not applicable