Flake Caustic Soda (NaOH) is a strong alkaline chemical with wide industrial applications. It is commonly used in paper making, textiles, soap and detergent production, water treatment, petrochemicals, and metallurgy. With high purity, stable quality, and strong cleaning and neutralizing properties, it is an essential raw material in many industries.


Item | Specification |
Product Name | Flake Caustic Soda (NaOH) |
Purity (NaOH) | 96% min |
Na₂CO₃ | 0.5% max |
NaCl | 0.2% max |
Fe₂O₃ | 0.005% max |
Appearance | White flakes, solid |
Packing | 25kg/50kg PP woven bags with inner liner, or jumbo bags |
HS Code | 28151100 |


1. NaOH is widely used in the paper and pulp industry for pulping and bleaching processes.
2. Flake caustic soda is applied in the textile industry for mercerizing cotton and dyeing fabrics.
3. Sodium hydroxide is an essential raw material in the production of soap, detergents, and other cleaning products.
4. Caustic soda flakes are used in water treatment to adjust pH levels and remove heavy metals.
5.NaOH plays a key role in the chemical industry as a raw material for producing various chemical intermediates.