Izindlela Zokuhlola
Izindlela zokuhlola zokumelana nokushisa nokuqina kwezitsha zeglasi; Indlela yokuhlola ye-GB/T 4548 kanye nokuhlukaniswa kokumelana nokuguguleka kwamanzi kobuso bangaphakathi besitsha seglasi; Imikhawulo evumelekile yokuncibilika kwe-lead, i-cadmium, i-arsenic kanye ne-antimony ezitsheni zeglasi; 3.1 amazinga ekhwalithi amabhodlela engilazi
Ukuhlolwa Kwamandla
Ibhodlela eliyindilinga kufanele lenziwe ngokwemibandela ye-GB/T 6552. Khetha ingxenye ebuthakathaka kakhulu noma ingxenye yokuxhumana yomzimba webhodlela ukuze uthole umthelela. Ukuhlolwa kohlobo kungenziwa ngokulingisa ukushayisana kokukhiqiza noma ukutholwa komshini.
Ukuhlola Amasampula
Okokuqala, bala inani lamaphakheji akhishwe ngokwe-5% yenani eliphelele lamaphakheji kuleli qoqo lezimpahla: ingxenye yesithathu yenani elidingekayo lamaphakheji lakhethwa ngokungahleliwe ngaphambili, maphakathi nangemuva kwemoto ngayinye, kanti u-30%-50% wamaphakheji akhethwe ngokungahleliwe ephaketheni ngalinye ukuze kuhlolwe ukubukeka.
