Tri-Star Sour VII Laundry Detergent is a Concentrated liquid laundry sour with iron-controlling additives. Very aggressive acid - to prevent linen damage, use a dilution rate of 1-2 ounces per CWT. A high performance sour to OPL hospitality mark. Never mix Sour VII with chlorine bleach. Harmful vapors will be given off and fabric damage will occur.
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