... temperature resistance and corrosion resistance 3excellent optical property 1:Place of Origin: China2:Material:heat resistant 3.3 borosilicate glass , ... heavy wall.3:Size: capacity(ML):5,, 10,, 25,, 50,,1 00,,150, ,250,, 500,, 1000,, 2000,, 3000 ... /42,, 34/35,,34/45,,40/38,,45/50,,50/42,,55/50 4:Scope of application:for scientific research, teaching, medicine, and petroleum ...