Molekula
Sodium selenate decahydrate
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Sodium selenate decahydrate is a water-soluble inorganic compound used in biochemical research, nutritional supplements, and as a selenium source in industrial applications. In agriculture, it is documented for use as an animal feed additive and as an insecticide. It appears as colorless crystals and is highly hygroscopic. CAS: 10102-23-5, Molecular formula: Na2SeO4 · 10H2O, Molecular weight: 369.09 g/mol, Storage: Ambient, Signal word: Danger. Molekula supplies Sodium selenate decahydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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5 g — $58.70 per pack
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Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White powder |
| Moisture | ≤0.5 % |
| Content | ≥99% |
| Cadmium (Cd) | ≤ 5ppm |
| Iron (Fe) | ≤ 10ppm |
| Arsenium | ≤ 5ppm |
| Lead (Pb) | ≤ 20ppm |
| Mercury (Hg) | ≤ 1ppm |
| Copper (Cu) | ≤ 10ppm |
| Nickel (Ni) | ≤ 10ppm |
| Insoluble Residue | ≤ 0.1% |
| Selenium (Se) | ≥21% |
| Selenite | ≤ 0.5% |
| Tellurium (Te) | ≤100ppm |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 6.1 |
| Packing Group | I |
Identification
| Property | Value |
|---|---|
| SKU | 89966144 |
| CAS Number | 10102-23-5 |
| IUPAC Name | disodium;selenate;decahydrate |
| Molecular Formula | Na2SeO4 · 10H2O |
| Molecular Weight | 369.09 |
| Exact Mass | 369.9814 |
| SMILES | O.O.O.O.O.O.O.O.O.O.[O-][Se](=O)(=O)[O-].[Na+].[Na+] |
| InChIKey | TYVNFQRMDPFYPC-UHFFFAOYSA-L |
| InChI | InChI=1S/2Na.H2O4Se.10H2O/c;;1-5(2,3)4;;;;;;;;;;/h;;(H2,1,2,3,4);10*1H2/q2*+1;;;;;;;;;;;/p-2 |
| PubChem CID | 202320 |
| UN Number | UN2630 |
| REACH Code | Y110 |
| HTS Code | 2842901000 |
| Tariff Code | 2842901090 |
Safety & GHS
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Toxic
GHS06
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Serious Health Hazard
GHS08
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Hazardous to the Environment
GHS09
Hazard statements
- H301 Toxic if swallowed
- H331 Toxic if inhaled
- H373 May cause damage to organs through prolonged or repeated exposure
- H400 Very toxic to aquatic life
- H410 Very toxic to aquatic life with long lasting effects
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P307+311 IF exposed: Call a POISON CENTER or doctor/physician
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Russian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- disodium;selenate;decahydrate
- H20Na2O14Se
- Selenic acid, disodium salt, decahydrate
- Sodium Selenate Hydrate
- Sodium selenate--water (2/1/10)
- TYVNFQRMDPFYPC-UHFFFAOYSA-L
Frequently asked questions
What is sodium selenate decahydrate used for?
It is primarily used in research and industrial applications, including as a selenium source in biochemical studies and in the production of specialty chemicals.
What is the chemical formula and molecular weight of sodium selenate decahydrate?
The formula is Na2SeO4 · 10H2O with a molecular weight of 369.09 g/mol.
How should sodium selenate decahydrate be stored?
It should be stored at ambient temperature in a dry, well-ventilated area away from incompatible materials.
What grade is available for sodium selenate decahydrate?
It is available in research grade, suitable for laboratory use and specialized applications.
Can Molekula supply sodium selenate decahydrate in bulk?
Yes, Molekula can supply sodium selenate decahydrate in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with an order of sodium selenate decahydrate?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.