we introduce ourself as new manufacturer of PTBBA (P-tert-butyl benzoic acid), MPTBB（ methyl p-tert-benzoate) , from china, our products include PTBBA (P-tert-butyl benzoic acid), MPTBB（ methyl p-tert-benzoate with annually capacity of 5000 metric tons,with high strick quality management system, and installed with import advanced equpment system, we also been ISO certificated, PTBBA, MPTAA have been widely used in plastic additive , comstic ingriedents, and chemical synthsis, s, and we have good experienc and relations with our clients from overseass and dosmetics for many years, and we expect mututal benefits , longterm cooperation with you. more details ,please contact with us via follow