Advanced Chemical Solutions SUN7945S2 Conserv SG84 Iron Removing Sour is formulated for the final laundry rinse to neutralize residual alkalinity and prevent yellowing. Eliminates dryer scorch by adjusting the pH and keeps white bright. Does not contain phosphate, VOCs, or alkyl phenols. - Volume 5 lb - Sold per case; (2) 5 lb containers per case