Na-SIPA
Sodium Sulpho Isophthalic Acid
Molecular Formula
C₈H₅NaO₇S
Molecular Weight
268.17 g/mol
Appearance
White crystalline powder
CAS Number
6362-79-4
Specifications
| Parameter | Specification |
|---|---|
| Appearance | White crystalline powder |
| Purity (Titration) | Min. 98.0% |
| Moisture | Max. 1.0% |
| pH (1% solution) | 6.5–7.5 |
| Heavy Metals | Max. 20 ppm |
| Molecular Formula | C₈H₅NaO₇S |
| Molecular Weight | 268.17 g/mol |
Quality & Testing Methods
Acid-Base Titration
Purity — sample dissolved in water, titrated with 0.1N NaOH, phenolphthalein indicator
Karl Fischer Titration
Moisture determination per ASTM E203
pH Meter
pH of 1% aqueous solution
ICP-OES
Heavy metals determination (Pb, As, Cd, Hg) — for food/pharma grade compliance
Applications
Packaging
- 25 kg HDPE bags
- 50 kg fibre drums
- Jumbo bags (500/1000 kg)
Labelling: GHS/REACH compliant labelling. Export packaging available.
Incoterms: FOB Dahej/Nhava Sheva, CIF, CFR available.
Shipping
- Export to EU, USA, South-East Asia, Middle East, Africa
- GHS-compliant Safety Data Sheets (SDS) provided
- UN dangerous goods classification as applicable
- COA (Certificate of Analysis) with every shipment
Safety Information
Signal Word
Warning
Hazard Classification
Irritant (Eye/Skin)
GHS Pictograms
Storage Conditions
Store in cool, dry area. Keep away from moisture.
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