Phthalic anhydride
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.
