Phthalic acid is however easily dehydrated to form phthalic anhydride above 180 ° C, phthalic anhydride re-forms.
Above 180 ° C, phthalic anhydride re-forms. Phthalic acid is however easily dehydrated to form phthalic anhydride.
Phthalic acid is however easily dehydrated to form phthalic anhydride. Above 180 ° C, phthalic anhydride re-forms.
Phthalic acid is however easily dehydrated to form phthalic anhydride. Above 180 ° C, phthalic anhydride re-forms.