Production of Stain Remover

To produce,Stain Remover (bleach), the Chemicals required are;Soda Ash,Caustic Soda,STPP, Industrial Salt (optional),water, Bucket or Mixing Drum depending on the quantity you wish to produce.You also need nose mask, hand gloves, turning stick or Spatula

Procedure:
Put the quantity of water (10 litres for my production)you want produce.
Add each chemical and stir properly.
Cover and leave it overnight.
The next day,turn it and leave again overnight.
Filter it and package.I mean, separate the residue from the mixed chemical and use.

These are the pictures of the chemical and the mixed one