기본 물자
Neutral Borosilicate Glass
몸 물자
Neutral Borosilicate Glass
카라 재질
Neutral Borosilicate Glass
Content amount of As, Sb, Pb and Ge
As≤0.07mg/dm2,Sb≤0.7mg/dm2,Pb≤0.8mg/dm2,Ge≤0.07mg/dm2
Alkali resistance
not lower than Class A2
Sealing type
Aluminium rubber stoper
coefficient of linear thermal expansion
(4.9~5.3)*10-6K-1 (20℃~300℃)