
masu daidaita zafi (PVC) da sauran polymers masu ɗauke da chlorine. Mai daidaita tin na Methyl polymer ne mai ƙarancin amorphous. Saboda tsarin PVC na musamman, ba makawa zai ruɓe a zafin aiki, yana sa launin ya yi duhu, yana rage halayen jiki da na inji, har ma ya rasa ƙimar amfani. Ana haɓaka masu daidaita zafi kuma ana samar da su don magance wannan matsalar. Dangane da tsarin sinadarai daban-daban, galibi ana raba masu daidaita zafi zuwa gishirin gubar, sabulun ƙarfe, tin na halitta, ƙasa mai rare, antimony na halitta da masu daidaita sinadarai na halitta. Nau'ikan samfura daban-daban suna da halayen aiki nasu kuma sun dace da fannoni daban-daban. A cikin 'yan shekarun nan, masana'antar PVC ta bunƙasa cikin sauri, wanda ya haifar da ci gaban masana'antar daidaita zafi cikin sauri. A gefe guda, ka'idar masu daidaita zafi tana ƙara zama cikakke, wanda ke ba da yanayi don samun samfuran PVC mafi kyau; a gefe guda kuma, ana ci gaba da haɓaka sabbin samfura da suka dace da fannoni daban-daban, musamman saboda gubar gishirin gubar da ƙarfe masu nauyi. Dalilin shi ne cewa kamfanonin sarrafa PVC da farko suna zaɓar masu daidaita zafi marasa guba.
A fannin samar da kamfanonin sarrafa PVC, ban da buƙatar na'urorin daidaita zafi don daidaita yanayin zafi, sau da yawa ana buƙatar su sami ingantaccen sarrafawa, juriya ga yanayi, sauƙin launi na farko, daidaiton haske, da kuma tsauraran buƙatu don ƙamshi da ɗankonsu. A lokaci guda, akwai nau'ikan samfuran PVC da yawa, gami da zanen gado, bututu, bayanan martaba, ƙirar busawa, ƙirar allura, samfuran kumfa, resin manna, da sauransu. Yawancin dabarun sarrafa masana'antun da ke samar da samfuran PVC suna buƙatar kamfanoni da kansu su haɓaka su. Saboda haka, zaɓin na'urorin daidaita zafi yayin sarrafa PVC yana da matuƙar mahimmanci. Na'urorin daidaita zafi na Organotin sune na'urorin daidaita zafi da aka gano zuwa yanzu.
| Yawan sinadarin tin(%) | 19±0.5 |
| Yawan sinadarin sulfur (%) | 12±0.5 |
| Chromatic (Pt-Co) | ≤50 |
| takamaiman nauyi (25℃, g/cm³) | 1.16-1.19 |
| Fihirisar Mai Rarrabawa (25℃,mPa.5) | 1.507-1.511 |
| danko | 20-80 |
| Abubuwan da ke cikin Alpha | 19.0-29.0 |
| Abubuwan da ke cikin Trimethyla | <0.2 |
| siffa | Ruwan mai mai haske mara launi |
| Abubuwan da ke canzawa | <3 |
Kayayyakin filastik, roba, fina-finan filastik, kayan polymer, kayan sinadarai, murfin lantarki da na lantarki da manne, bugu da rini na yadi, yin takarda, tawada, masu tsaftacewa;
1, kwanciyar hankali mai kyau na thermal;
2, kyakkyawan launi;
3. Kyakkyawan jituwa;
4. Ba ya ƙonewa.