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
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10 G
$93.28
25 G
$136.00
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10 G
$93.28
25 G
$136.00
About This Item
Linear Formula:
Na2SeO4
CAS Number:
Molecular Weight:
188.94
EC Number:
MDL number:
UNSPSC Code:
12352300
PubChem Substance ID:
NACRES:
NA.21
form:
powder
Recommended Products
product line
BioXtra
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
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Related Categories
1 of 4
This Item | S0882 | 71948 | 71950 |
|---|---|---|---|
| form powder | form powder or crystals | form powder or crystals | form powder |
| Quality Level 200 | Quality Level 200 | Quality Level 200 | Quality Level 200 |
| pH 5.5-7.5 (25 °C, 18.9 g/L) | pH 5.5-7.5 (25 °C, 18.9 g/L) | pH 5.5-7.5 (25 °C, 18.9 g/L) | pH - |
| impurities ≤0.01% Phosphorus (P), ≤0.1% Insoluble matter | impurities - | impurities - | impurities - |
| anion traces sulfate (SO42-): ≤0.1%, chloride (Cl-): ≤0.05% | anion traces - | anion traces chloride (Cl-): ≤1000 mg/kg | anion traces - |
| cation traces Al: ≤0.0005%, Cu: ≤0.0005%, K: ≤0.02%, NH4+: ≤0.05%, Zn: ≤0.0005%, Ca: ≤0.005%, Mg: ≤0.0005% | cation traces - | 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 | cation traces - |
signalword
Danger
Hazard Classifications
Acute Tox. 2 Inhalation - Acute Tox. 2 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Skin Irrit. 2 - STOT RE 2
Storage Class
6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
wgk_germany
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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