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Phthalic anhydride


Fa'amatalaga Oloa

Faailoga o oloa

talaaga o oloa

Phthalic anhydride, o se mea fa'alenatura fa'atasi ai ma le fua fa'a-kemikolo C8H4O3, ose cyclic acid anhydride e fa'atupu e ala i le fa'amama o mole o le phthalic acid. O se paʻepaʻe tioata paʻepaʻe, e le mafai ona faʻaaogaina i le vai malulu, e mafai ona solu i totonu o le vai vevela, eter, soluble i le ethanol, pyridine, benzene, carbon disulfide, ma isi mea, ma o se vailaʻau faʻasolosolo taua. O se mea taua tele mo le saunia o mea faʻapipiʻi phthalate, paʻu, saccharin, vali ma mea faʻapipiʻi.

Fa'asinoga Fa'apitoa

Fa'amatalaga

I'uga o su'ega

Su'ega

≥99.5%

99.8%

Maleic Anhydride

≤0.05%

0

Chroma liusuavai

≤20

5

Fa'amautu fa'avevela Chroma

≤50

15

Sulfuric acid Chroma

≤40

5

Fa'aaliga

Pa'epa'e pa'epa'e po'o le pauta tioata

Pa'epa'e papa'e

Talosaga fanua

 Phthalic anhydride ose vaila'au fa'aola e taua tele ma o se mea taua tele mo le sauniaina o mea fa'apipi'i phthalate, pa'u, saccharin, vali ma mea fa'aola.

 


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