31 August 202224 August 2022 CJ BIO Amorphous Polyhydroxyalkanoate (PHA) demonstrates excellent biodegradability in natural marine environment in tests conducted by the national Korean testing agency (KCL) Korea Conformity Laboratories (KCL) Tested Biodegradable Plastic Decomposition in Korea's West Sea. After 11 weeks in seawater, amorphous PHA film weight decreased 57%, semi crystalline PHA film declined 28%, and polylactic acid (PLA) 1.2%