Ko ngā tuhinga e whakaaturia ana i raro nei e pā ana ki ngā
kaiwhakapūmau kirihou PVC , mā roto i ēnei tuhinga e pā ana, ka taea e koe te tiki i ngā mōhiohio e tika ana, ngā tuhipoka e whakamahia ana, ngā auahatanga hou rānei mō ngā
kaiwhakapūmau kirihou PVC . Ko te tumanako ka hoatu e ēnei purongo te āwhina e hiahiatia ana e koe. Ā, ki te kore e taea e ēnei tuhinga
kaiwhakapūmau kirihou PVC te whakaoti i ō hiahia, ka taea e koe te whakapā mai ki a mātou mō ngā mōhiohio e tika ana.
-
Hei wāhanga nui o ngā hua ngāwari PVC , he nui te awe o te plasticizer ki te mahi a ngā hua ngāwari PVC . Mena me whakamahi ngā hua ngohengohe PVC (ngā ārai tatau rokiroki makariri PVC ) i ngā pāmahana iti, me whiriwhiri ngā plasticizer he ātete pāmahana pai.
-
He mea hanga kirihou whānui te DOP me te DOTP hei hanga i PVC kia ngawari ake, kia ngāwari ake, kia māmā ake hoki te tukatuka. Ko te rerekētanga matua ko tō rāua hanganga ngota: ko te DOP, e pā ana ki te DEHP, he orthophthalate, ko te DOTP, e kiia ana ko te DEHT, he terephthalate, ā, e whiriwhiria whānuitia ana hei whakakapinga kore-orthophthalate.