This product is stored in room temperature. Store tightly closed in a dry and well-ventilated place. Please see section 7 of the Safety Data Sheet for more information: https://www.sigmaaldrich.com/sds/sigma/s8295
S8295
Sodium selenate
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A propos de cet article
Formule linéaire :
Na2SeO4
Numéro CAS:
Poids moléculaire :
188.94
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352300
EC Number:
236-501-8
MDL number:
Form:
powder
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Quality Segment
form
powder
impurities
≤0.01% Phosphorus (P), ≤0.1% Insoluble matter
pH
5.5-7.5 (25 °C, 18.9 g/L)
anion traces
chloride (Cl-): ≤0.05%, sulfate (SO42-): ≤0.1%
cation traces
Al: ≤0.0005%, Ca: ≤0.005%, Cu: ≤0.0005%, Fe: ≤0.0005%, K: ≤0.02%, Mg: ≤0.0005%, NH4+: ≤0.05%, Pb: ≤0.001%, Zn: ≤0.0005%
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
Application
Sodium selenate has been used as an inorganic source of selenium:
- to study its effect on the immune response and disease resistance of prawn
- to study its antioxidant defense and in glucose homeostasis in streptozotocin-induced diabetes
- as standard in enzymatic hydrolysis
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Cet article | |||
|---|---|---|---|
| form powder | form powder or crystals | form powder | form lyophilized powder |
| Quality Level 200 | Quality Level 200 | Quality Level 200 | Quality Level 200 |
| cation traces Al: ≤0.0005%, Cu: ≤0.0005%, K: ≤0.02%, NH4+: ≤0.05%, Zn: ≤0.0005%, Ca: ≤0.005%, Mg: ≤0.0005%, Fe: ≤0.0005%, Pb: ≤0.001% | cation traces - | cation traces - | cation traces - |
| pH 5.5-7.5 (25 °C, 18.9 g/L) | pH 5.5-7.5 (25 °C, 18.9 g/L) | pH - | pH - |
| anion traces chloride (Cl-): ≤0.05%, sulfate (SO42-): ≤0.1% | anion traces - | anion traces - | anion traces - |
| impurities ≤0.01% Phosphorus (P), ≤0.1% Insoluble matter | impurities - | impurities - | impurities - |
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Danger
Hazard Classifications
Acute Tox. 2 Inhalation - Acute Tox. 2 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Skin Irrit. 2 - STOT RE 2
Classe de stockage
6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
wgk
WGK 2
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges
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