-Cov iav qhov ncauj muaj tuab-walled siab borosilicate iav 3.3.Qhov no yog lub khob iav uas paub txog nws cov tshuaj lom neeg thiab kub ua haujlwm.
-Qhov saj tseem huv thiab tsis muaj kuab lom ua tsaug rau cov iav ua haujlwm zoo.Yog li koj tuaj yeem hloov pauv ntawm ntau hom luam yeeb.
-Peb borosilicate iav 3.3 (kub-resistant laboratory iav) tsis nqus ntxhiab tsw, saj los yog discoloration, cov khoom kuj yog tus yam ntxwv los ntawm tshav kub tsis kam thiab muaj peev xwm tiv taus txawm tias kub hloov pauv.Nws kuj yog tshwj xeeb tshaj yog muaj zog thiab shockproof.
-Peb lub qhov ncauj haum rau tag nrho cov pa silicone hoses nrog ib txoj kab uas hla ntawm mus txog 1.2 cm.