Sodium Alginate
- CAS NO. : 9005-38-3
- CAT NO. : OT-5383
Physical State: Powder or granules
Color/Appearance: White to off-white
Melting Point: 99 °C
Density: 1.0 g/cm³ at 25 °C
Solubility: Slowly soluble in water, forming a viscous colloidal solution; practically insoluble in ethanol (96%), chloroform, and ether
pH (10 mg/mL, H₂O): 6.0–8.0
Odor: Odorless
Storage Conditions: Store at 2–8 °C in a tightly closed container, protected from moisture
Molecular Formula: C₅H₇O₄COONa
Molecular Weight: 216.12 g/mol
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