1. CAS NO.:1310-73-2 2. HS Code:28151100 3. Purity: 96%, 99%, etc 4. Appearance: Flakes, Pearl (white or light blue) Caustic sodaCas no.: 1310-73-2 properties:solid; liquid; white or light blue; strong corrosion, water absorption from the air. uses: mainly used in the fields of metallurgy, petroleum, chemical industry, textile, papermakin, printing and dyeing pharmacy, soap, etc.Standard of ...