chewing gum Preservative, keeps food from going rancid; also as defoaming agent for yeast Inconclusive; in large doses may cause tumors in lab animals Butylated Hydroxytoluene (BHT) A phenolic ...
Polyquad ® is a detergent-type preservative derived from BAK. Polyquad was formulated in the mid 1980s by Alcon as a preservative for contact lens storage solutions. It was developed because ...