Sell Caustic soda

it is widely used in petroleum, textile, light industry, chemical industry, papermaking,plastic, and metallurgical industry and


NAOH 96%
Sodium hydroxide (NaOH)(min)------------------96.0
Sodium carbonate (Na2CO3)(max)-------------1.30
Sodium chloride (NaCl(max)----------------------2.70
Ferric oxide (Fe2O3)(max)-------------------------0.008

NAOH 99%
Sodium hydroxide (NaOH)(min)-----------------99.0
Sodium carbonate (Na2CO3)(max)-------------0.80
Sodium chloride (NaCl(max)----------------------0.05
Ferric oxide (Fe2O3)(max)-------------------------0.005

NAOH FOOD GRADE
Sodium hydroxide (NaOH)-------------------95.0-100.5
Sodium carbonate (Na2CO3)(max)-------------------3.0
As, %(max)--------------------------------------------0.0003
Heavy metal(as Pb), %(max)---------------------0.002
Pb, %-----------------------------------------------0.001
Hg, %-----------------------------------------------0.00001