Molekula
Sodium aluminate dioxide
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 aluminate dioxide is a reactive inorganic compound used in water treatment, cement production, and as a catalyst in chemical synthesis. It is also used as a sizing and filler retention aid in papermaking, a mordant in textile printing, a binder for foundry molds, and a raw material for zeolites. It appears as a white to pale gray powder and is highly alkaline. CAS: 1302-42-7, Molecular formula: AlNaO2, Molecular weight: 81.97 g/mol. Store at ambient temperatures. Handle with care due to its corrosive nature. Molekula supplies Sodium aluminate dioxide 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
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White powder |
| Heavy metals | ≤ 550ppm |
| Identification | Conforms to reference |
| pH | ≥ 12.0 |
| Na2O | ≥ 38.0% |
| Water insoluble matter | ≤ 1.0% |
| Iron (Fe) | ≤ 200ppm |
| NaAlO2 | ≥ 85.0% |
| Na2O/ Al2O3 | ≥ 1.20% |
| Aluminium oxide (Al2O3) | ≥ 53.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 8 |
| Packing Group | III |
| Acidity | Base |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | White granular mass |
| Melting Point | 1650 °C |
| Refractive Index | 1.566 |
Source: PubChem CID 14766 (HSDB, ICSC)
Identification
| Property | Value |
|---|---|
| SKU | 90030594 |
| CAS Number | 1302-42-7 |
| IUPAC Name | sodium dioxoalumanuide |
| EC Number | 234-391-6 |
| Molecular Formula | AlNaO2 |
| Molecular Weight | 81.97 |
| Exact Mass | 81.9611 |
| SMILES | O=[Al-]=O.[Na+] |
| InChIKey | IYJYQHRNMMNLRH-UHFFFAOYSA-N |
| InChI | InChI=1S/Al.Na.2O/q-1;+1;; |
| PubChem CID | 14766 |
| UN Number | UN2812 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2841.90.4000 |
| Tariff Code | 2841908590 |
Safety & GHS
-
Corrosive
GHS05
Hazard statements
- EUH071 Corrosive to the respiratory tract
- H290 May be corrosive to metals
- H314 (sub cat. 1A) Causes severe skin burns and eye damage
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
- P304+312 IF INHALED: Call a POISON CENTER or doctor/physician if you feel unwell
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, English (US), French, German, Italian, Portuguese, 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
- Aluminate (alo21-), sodium
- Aluminate, sodium
- Aluminium sodium dioxide
- SODIUM ALUMINATE
- Sodium aluminate (Na2Al2O4)
- Sodium aluminate (NaAlO2)
- Sodium aluminum dioxide
- Sodium aluminum oxide (NaAlO2)
- Sodium metaaluminate
- Sodium metaaluminate (NaAlO2)
Frequently asked questions
What is sodium aluminate dioxide used for?
It is primarily used in the production of alumina and as a coagulant in water treatment processes.
What is the chemical formula and molecular weight of sodium aluminate dioxide?
The formula is AlNaO2 with a molecular weight of 81.97 g/mol.
How should sodium aluminate dioxide be stored?
It should be stored at ambient temperature, in a dry, well-ventilated area, away from moisture and acids.
What grade of sodium aluminate dioxide does Molekula supply?
Molekula supplies technical grade sodium aluminate dioxide.
Can Molekula supply sodium aluminate dioxide in bulk?
Yes, Molekula can supply sodium aluminate dioxide in bulk quantities upon request.
What documentation comes with an order of sodium aluminate dioxide?
Each order includes a Certificate of Analysis 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.