Hloov kho kev lag luam tiam sis ntawm #PA
Phthalic anhydride tam sim no tab tom muaj qhov pom tseeb ntawm tus nqi nce. Hauv lub sijhawm luv luv, qhov xwm txheej ceev ceev hauv kev lag luam phthalic anhydride hauv tsev tsis zoo li yuav txhim kho. Tsis tas li ntawd, kev lag luam tseem ceeb hauv qab, uas tsim cov yas yas, tseem ua haujlwm ntawm lub peev xwm siab. Raws li qhov tshwm sim, nws xav tias tag nrho cov nqi theem ntawm kev lag luam phthalic anhydride hauv tsev yuav nce ntxiv rau lub sijhawm luv.
Hu rau #StarGrace kom paub meej ntxiv.
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#StarGrace #ChemicalIndustry #PA
