CLAX RR SOUR PLUS is a liquid laundry sour used to neutralise remains of alkalinity & chlorine at the end of the total wash process. It contains an organic acid, which biodegrades easily. In contrast to most organic sours, CLAX RR SOUR PLUS has unique formulas that acts effectively against iron and manganese and also has the most potent reducing agent that neutralizes chlorine. Additionally, CLAX RR SOUR PLUS contains an ingredient to sequester traces of iron which might be present in the final rinse. The final pH in the wash should be between 6 and 6.5.to ensure that the linen is fully neutralised.