Anhydride nke Phthalic

Onye na-ebunye China High Purity Phthalic Anhydride

nhazi: Ihe nnọchite anya kemịkalụ
Nọmba CAS: 85-44-9
Aha ndị ọzọ: O-Phthalic Anhydride

ajụjụ nkọwa zuru ezu