SOUR D, a rust removing sour, is a powder product designed to be used as rust stain remover and alkaline neutralizer in the final rinse cycle. It is safe both white and colour fabrics.
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Properties:
Appearance...... Yellowish white powder
pH, 1.0% solution............... 4.8 at 25°C
Packing: 25kg/ case.
Using drection:
It is added in the final rinse cycle of washing. It can be mixed with SOFT.
Concentration /100 Kg of dry fabric. Base on water iron.
Total Iron Dosage
(ppm as Fe) (grams)
< 0.1 ppm ......................... 200-300
> 0.1 ppm ............................300-500
Temperature and Time : 30-60°C at 5-7 minutes.
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