ʻO ka phthalic anhydride kahi hui kemika koʻikoʻi i hoʻohana ʻia i ka hana ʻana i nā huahana like ʻole, e like me nā plasticizers, dyes, a me nā resins. I nā makahiki i hala iho nei, ua ulu nui ka hoihoi i ka hoʻomaopopo ʻana i ka ʻike hou loa e pili ana i ka phthalic anhydride, me kāna hana, nā noi, a me nā poten ...
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