Phthalic anhydride | 85-44-9
Hōʻike huahana:
ʻO ka Phthalic anhydride kahi mea hoʻohuihui me ke ʻano kemika C8H4O3. He cyclic acid anhydride i hana ʻia e ka intramolecular dehydration o ka phthalic acid. He keʻokeʻo crystalline pauka, insoluble i loko o ka wai anuanu, iki hoʻoheheʻe i ka wela a me ka etera, a hoʻoheheʻe 'ia i loko o Ethanol, pyridine, benzene, kalapona disulfide, etc. he mea koʻikoʻi kemika maka kumu a me nā mea koʻikoʻi waena no ka hoomakaukau ana i ka phthalate plasticizers. nā uhi, saccharin, nā kala a me nā mea hoʻohui.
Pākē: 180KGS / Drum a i ʻole 200KGS / Drum a i ʻole kāu noi.
E mālama: E kūʻai ma kahi wahi maloʻo.
Mana Hoʻokō: International Standard.
