In the US, Dioctyl phthalate (DOP) has FDA approval for use in flexible medical items made of polyvinyl chloride (pvc) plastic.
DOP is found in medical tubing, blood bags, etc.
I think you're probably talking about the plasticizer. A common one would be dioctyl phthalate, but there are others.
Diethyl phthalate (DEP) is a colorless, oily liquid that is commonly used as a plasticizer in various products such as cosmetics, fragrances, and personal care products. It helps to improve the flexibility and durability of plastics. DEP is also used as a solvent for dyes and other substances.
dioctyl sodium sulfosuccinate
what are some products that are manufactured in the western states
I shop for products that are manufactured in the U.S.A. Is Kashi still manufactured here?
The major manufactured products in Gabon are wood, petroleum and, manganese
The products that are manufactured by Eheim are aquariums, furniture, internal filters, external filters, heaters, cleaning products, installation products, and maintenance products.
Many Pioneer products are manufactured in China, Malaysia, Japan, Indonesia and Thailand.
Bosch products are manufactured in these countries:ChinaCzech RepublicGermanyHong KongHungaryMalaysiaSlovakiaSloveniaSwitzerlandUnited Kingdom
manufactured in Australia originaly in America
synthetics
Check out the related link for the structure of Potassium Hydrogen Phthalate.