RST International Chemical Co.,Ltd ,is a leading caustic soda flakes and pearls manufacturer in the north of China, Since it was established in 1996, we committed to offering high quality products as well as the most competitive price to our clients.    
RST CHEMICAL main products:
a.caustic soda flakes,caustic soda pearls, caustic soda solid.
b.Oil drilling chemicals series : (Caclium Chloride, Magnesium Chloride, Calcium Bromide, Sodium Bromide, Sodium Formate, Potassium Formate, CMC,etc.),
c.Water treatment series : (Polyaluminium Chloride, CaCl2, MgCl2, Cyanuric Acid, etc.)
d.Food additives series : (Sodium Metabisulfite, Citric Acid Mono/Anhy, Sodium Bicarbonate, Magnesium Sulphate,etc.),
e.Other chemical series : (Soda Ash Light/Dense, Caustic Soda Flakes, Choline Chloride, Sodium Lauryl Sulfate,etc.)

Any need ,please contact us in time.