I make shampoo for business and this is the formula.
Sles-1kg
Cocomido diethanol amine-200g
Capb-100g
Water-20ltrs
Glycerine-500ml
Salt-1kg
Color and perfume-aqs
Ph=4.5
I don't add any preservative I keep the pH acidic,after two months the odour of the product changed.the available water in my area is spring water is the one I use.how can I treat it and if am to use chlorine I don't know the percentage.I need help for my product to last for three months.
Comments
2. There are a 100 different preservatives to choose from. Do some research and find one that works for you.
3. 1kg of salt?