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Sodium Methallyl Sulfonate (SMAS)
Sulfonate monomer for acrylic fibres, concrete admixtures (superplasticisers) and water and wastewater treatment.
- Shipping terms
- EXW · FCA · DAP · DDP
- Storage
- Ambient
- Certifications
- REACH
Overview
- Sulfonate monomer
- CAS 1561-92-8
- Purity ≥ 99.5 %
- REACH registered
- Bags on pallets
Sodium Methallyl Sulfonate (SMAS) is a sulfonate monomer (CAS 1561-92-8 · C₄H₇NaO₃S). Main applications: acrylic fibres, concrete admixtures (superplasticisers) and water and wastewater treatment.
Supplied in bags on pallets from European stock (Antwerp, Rotterdam, Hamburg), with delivery across Europe on EXW, FCA, DAP or DDP terms. Registered under EU REACH.
The typical analysis below is taken from the product specification sheet. Specification sheet and safety data sheet available on request.
Specifications
Sodium Methallyl Sulfonate (SMAS)Product sheet
Typical analysis
| Appearance | White flaky crystals |
|---|---|
| Purity | ≥ 99.5 % |
| Colour (APHA, 25 % solution) | ≤ 15 |
| Water-insoluble matter | ≤ 0.005 % |
| Iron (Fe) | ≤ 0.2 ppm |
| Chloride (Cl) | ≤ 0.03 % |
| Loss on drying | ≤ 0.3 % |
| Sulphate (SO₄) | ≤ 0.03 % |
| Sulphide | ≤ 0.02 % |
Specifications
| Product type | Sulfonate monomer |
|---|---|
| CAS number | 1561-92-8 |
| Molecular formula | C₄H₇NaO₃S |
| Molecular weight | 158.15 g/mol |
| Synonyms | Sodium 2-methylprop-2-ene-1-sulfonate, sodium methyl allyl sulfonate |
| EU REACH | Registered |
Packaging
Bags
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