Caustic Soda Flake, Pearl, Solid

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