Sodium selenite anhydrous, EP, cell culture tested
- CAS
- 10102-18-8
- Formula
- Na2O3Se
- MW
- 172.95 g/mol
ZX-037570
Alkali Metal Compounds (Li, Na, K, Rb, Cs)
Sodium selenite, anhydrous, 98%
Available on request
Sodium selenite, anhydrous, 98% (CAS 10102-18-8) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery. Packs from 100 g.
CAS number10102-18-8
FormulaNa2O3Se
Molar mass172.95 g/mol
Physical formCrystalline
HS code28419000
Purity98%
InChIKeyBVTBRVFYZUCAKH-UHFFFAOYSA-L
IUPAC namedisodium;selenite
About Sodium selenite, anhydrous, 98%
Researchers and plant chemists source Sodium selenite, anhydrous, 98% from Zemixal for routine and specialised work. For your records (98%), the material is defined by CAS 10102-18-8, formula Na2O3Se and molar mass 172.95 g/mol. It is described as white to off-white powder, crystals, crystalline powder.
Use cases we see most often
- Ceramics & glass
- Materials research
Handling and storage
Literature values: melting point >350 °C and density 3.1 g/cm3. It carries the GHS signal word Danger (H300, H317, H331 and H411), so wear gloves and eye protection and work with good ventilation.
Order it in 100 g, 1 kg, 5 kg and 25 kg packs or ask for a bulk quotation. Each lot travels with a batch certificate of analysis and a 16-section SDS. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.
Specifications and identifiers
| Product name | Sodium selenite, anhydrous, 98% |
|---|---|
| Catalogue number | ZX-013282 |
| CAS number | 10102-18-8 |
| IUPAC name | disodium;selenite |
| Molecular formula | Na2O3Se |
| Molar mass | 172.95 g/mol |
| Exact mass | 173.8808 |
| Purity / assay | 98% |
| Physical form | Crystalline |
| Appearance | White to off-white powder, crystals, crystalline powder |
| Melting point | >350 °C |
| Density | 3.1 g/cm3 |
| H-bond donors / acceptors | 0 / 3 |
| Topological polar surface area | 63.2 Ų |
| HS code | 28419000 |
| InChIKey | BVTBRVFYZUCAKH-UHFFFAOYSA-L |
| SMILES | [O-][Se](=O)[O-].[Na+].[Na+] |
| PubChem CID | 24934 |
| Synonyms | Dinatriumselenit, Selenious acid disodium salt, Disodium selenite, Selenious acid, disodium salt, Disodium selenium trioxide, Selenite sodium, Pleo selene, Selenious acid, sodium salt (1:2), Sodium selenite anhydrous, H2-O3-Se.1/2Na, Selenious acid (H2SeO3), disodium salt, Selenite, Sodium |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Danger
- H300Fatal if swallowed
- H317May cause an allergic skin reaction
- H331Toxic if inhaled
- H411Toxic to aquatic life with long lasting effects
Precautionary statements P261, P264, P270, P271, P272, P273, P280, P301 + P316, P302 + P352, P304 + P340, P316, P321, P330, P333 + P317, P362 + P364, P391, P403 + P233, P405, P501
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 100 g | Quoted on request | |
| 1 kg | Quoted on request | |
| 5 kg | Quoted on request | |
| 25 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
Questions about Sodium selenite, anhydrous, 98%
Which CAS number identifies Sodium selenite, anhydrous, 98%?
Sodium selenite, anhydrous, 98% is registered under CAS 10102-18-8. You may also see it listed as Dinatriumselenit, Selenious acid disodium salt, Disodium selenite. Our catalogue number for this item is ZX-013282.
What are the formula and molar mass of Sodium selenite, anhydrous, 98%?
For Sodium selenite, anhydrous, 98%, its formula is Na2O3Se and its molar mass is 172.95 g/mol. InChIKey BVTBRVFYZUCAKH-UHFFFAOYSA-L lets you match it in any structure database.
What grade and pack sizes are available for Sodium selenite, anhydrous, 98%?
This listing is 98% purity. Standard packs are 100 g, 1 kg, 5 kg, 25 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with Sodium selenite, anhydrous, 98%?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Sodium selenite, anhydrous, 98% to my country?
Yes. Because Sodium selenite, anhydrous, 98% is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.
Other grades with CAS 10102-18-8
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- Formula
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- MW
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