Molekula
Natriumselenitpentahydrat
Sodium selenite pentahydrate
Sodium selenite pentahydrate is a water-soluble selenium compound used in nutritional supplements, research, and as a reagent in biochemical studies. It provides bioavailable selenium for metabolic processes. CAS: 26970-82-1, Molecular Formula: Na₂O₃Se · 5H₂O, Molecular Weight: 263.01 g/mol, Storage: Ambient, Signal Word: Danger. Molekula supplies Sodium selenite pentahydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Übersicht
Sodium selenite pentahydrate is a water-soluble selenium compound used in nutritional supplements, research, and as a reagent in biochemical studies. It provides bioavailable selenium for metabolic processes. CAS: 26970-82-1, Molecular Formula: Na₂O₃Se · 5H₂O, Molecular Weight: 263.01 g/mol, Storage: Ambient, Signal Word: Danger. Molekula supplies Sodium selenite pentahydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Preise und Verpackungsgrößen
Spezifikationen
| Property | Value |
|---|---|
| Appearance | White crystalline powder |
| pH | 9.8 - 10.8 |
| Loss on Drying | ≤1.0% |
| Solubility | Freely soluble in water, practically insoluble in Ethanol |
| Assay | ≥99% |
| Carbonate | ≤0.01% |
| Nitrate | ≤0.01% |
| Iron (Fe) | ≤50ppm |
| Conclusion: | BP 2012 |
| Lead (Pb) | ≤20ppm |
| Arsenic (As) | ≤10ppm |
| Insoluble Residue | ≤0.15% |
| Selenate and sulphate | ≤0.03% |
| Chloride(Cl) | ≤0.01% |
Lagerung und Handhabung
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 6.1 |
| Packing Group | I |
| Shelf Life | 24 months |
| Acidity | Base |
Identifizierung
| Property | Value |
|---|---|
| SKU | 22117374 |
| CAS Number | 26970-82-1 |
| Molecular Formula | Na2O3Se · 5H2O |
| Molecular Weight | 263.01 |
| SMILES | [Na].O=[Se](O)O.O |
| EC / UN Number | 2630 |
| REACH Code | Y110 |
| HTS Code | 2842.90.9010 |
| Tariff Code | 2842901090 |
Sicherheit & GHS
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Toxic
GHS06
-
Health Hazard
GHS07
-
Hazardous to the Environment
GHS09
Gefahrenhinweise
- EUH031 Contact with acids liberates toxic gas
- H300 Fatal if swallowed
- H317 May cause an allergic skin reaction
- H330 Fatal if inhaled
- H411 Toxic to aquatic life with long lasting effects
Vorsichtsmaßnahmen
- 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
- P284 Wear respiratory protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- P308+313 IF exposed or concerned: Get medical advice/attention
Nur für Forschungs- und industrielle Zwecke
Dokumente
Sicherheitsdatenblätter (SDS)
Verfügbar in PT, FR, ES, DE, IT, EN.
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PT - (22117374) SODIUM SELENITE PENTAHYDRATE [26970-82-1].pdf
SDS · PT · 217 KB
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FR - (22117374) SODIUM SELENITE PENTAHYDRATE [26970-82-1].pdf
SDS · FR · 216 KB
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ES - (22117374) SODIUM SELENITE PENTAHYDRATE [26970-82-1].pdf
SDS · ES · 216 KB
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DE - (22117374) SODIUM SELENITE PENTAHYDRATE [26970-82-1].pdf
SDS · DE · 215 KB
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IT - (22117374) SODIUM SELENITE PENTAHYDRATE [26970-82-1].pdf
SDS · IT · 213 KB
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EN - (22117374) SODIUM SELENITE PENTAHYDRATE [26970-82-1].pdf
SDS · EN · 212 KB
Zertifikat der Analyse (CoA) nach Charge
Geben Sie eine Chargen- oder Seriennummer ein, um die CoA für diese spezifische Charge abzurufen. Wir können eine erstellen, wenn keine PDF-Datei vorliegt, basierend auf den Spezifikationsdaten.
Synonyme
Es wurden keine alternativen Namen für dieses Produkt aufgezeichnet.
Häufig gestellte Fragen
What is sodium selenite pentahydrate used for?
It is primarily used as a selenium source in nutritional supplements, animal feed, and research applications requiring trace selenium.
What is the chemical formula and molecular weight of sodium selenite pentahydrate?
The formula is Na2O3Se · 5H2O with a molecular weight of 263.01 g/mol.
How should sodium selenite pentahydrate be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade is available for sodium selenite pentahydrate?
Available in research grade; specific industrial or pharmaceutical grades are not specified.
Can Molekula supply sodium selenite pentahydrate in bulk?
Yes, Molekula can supply bulk quantities—please contact sales for pricing and availability.
What documentation comes with an order of sodium selenite pentahydrate?
Each order includes a Certificate of Analysis (CoA); SDS is available upon request.
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