- Forms: FLAKES or PEARL
- Sodium Hydroxide: 99.5% w/w
- (Purity on dry basis)
- Sodium Carbonate: 00.40% w/w Max.
- Chloride: 00.10% w/w Max
- Sulphates: 00.02% w/w Max.
- Silicates: 00.02% w/w Max.
- Iron: 20.00 ppm Max.
- Copper: 02.00 ppm Max
- Nickel: 02.00 ppm Max.
- Manganese: 01.00 ppm Max.
- Iron as Fe: 3 ppm max.
- Sodium carbonate: 0.4% max.
- Chloride as NaCl: 0.1% max.