H10Na2O8Se
263.03 g/mol
Food AdditiveDanger
Sodium selenite pentahydrate
CAS26970-82-1
Category
Food Additive
Compound Class
Inorganic Salt
Primary Use
Nutraceutical and dietary supplement
Sodium selenite pentahydrate is a hydrate form of disodium selenite. It is used as a nutraceutical and dietary supplement, primarily for its selenium content.
nutraceutical ingredientdietary supplement
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
StrongSame Parent
Sodium selenite
CAS10102-18-8
Glass manufacturing and ceramic coloring
StrongSame Parent
Zinc selenite
CAS13597-46-1
research compound
StrongSame Parent
Barium selenite
CAS13718-59-7
selenium source in industrial applications
ReferenceSame Category
Lysine aspartate
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amino acid nutritional supplement
ReferenceSame Category
The 7A3
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Carbonyl compound and food ingredient
ReferenceSame Category
Sunset yellow FCF
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Food colorant
ReferenceSame Category
Crocetin
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natural colorant and dietary supplement
Referencestereoisomer of
Selenious acid
CAS7783-00-8
research compound
Safety Reference
Danger
H300Fatal if swallowed
H317May cause an allergic skin reaction
H330Fatal if inhaled
H331Toxic if inhaled
H411Toxic to aquatic life with long lasting effects
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for Sodium selenite pentahydrate (CAS 26970-82-1) is 2842.90.
HS code (international, 6-digit)
2842.90
EU CN code (8-digit)
2842 90 10
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
disodium;selenite;pentahydrate
InChIKey
TUANAMBRHOLYTH-UHFFFAOYSA-L
SMILES
O.O.O.O.O.[O-][Se](=O)[O-].[Na+].[Na+]
Synonyms (9)
- Sodium selenite pentahydate
- Sodium selenite pentahydrate
- disodium selenite hydrate
- sodium selenite hydrate
- sodium selenite--water (1/5)
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