Specifications:

 

ITEM	Best Quality (Ion-membrane Process)	First Quality (Diaphragm Elec-Process)
Sodium Hydroxide %≥	99.5	96.0
Sodium Carbonate%≤	0.5	0.8
Sodium Chloride %≤	0.05	0.05
Ferroso-ferric Oxide ≤	0.004	0.005
Silicon Dioxide %≤	0.004	0.006
Sodium Sulfate %≤	0.050	0.070
Copper %≤	0.0002	0.0005
Calcium %≤	0.005	0.008

Properties:
White flakes pearls; solid. Colorless non-transparent solid, freely deliquescent

Applications:
1). used as the most common paint stripper on wooden objects.  
2). used in conjunction with zinc for creation of the famous "Gold pennies" experiment. 
3). used in the refining of alumina containing ore (bauxite) to produce alumina (aluminum oxide) which is the raw material used to produce aluminum metal via the smelting process. 
4).used in soap making (cold process soap, saponification). 
5).Food uses of sodium hydroxide include washing or chemical peeling of fruits and vegetables
6).used in the home as a drain cleaning agent for clearing clogged drains.  
7).used as a cleaner in breweries, where it is simply called "caustic". 

Packing:
Flakes/Pearls: in 25kg or 50kg p.w.bags.25MT/20'FCL
Solid: in 200kg iron drums.22MT/20'FCL