Elfmaze Well-Known Member Joined Oct 22, 2008 Messages 635 Reaction score 27 Location Pittsburgh Oct 11, 2009 #1 I don't see any pyrex stamp on my 2000ml conical flask can i still boil in it over a gas stove?
Chester Well-Known Member Joined Apr 18, 2009 Messages 214 Reaction score 3 Location Walla Walla Oct 11, 2009 #2 Pyrex is a brand, so is Kimax. Pyrex labware is just borosilicate glass which all labware is made of. So, yes you should be just fine, my new 2000 is generic too. That said you can still break the stuff if you shock it to fast.
Pyrex is a brand, so is Kimax. Pyrex labware is just borosilicate glass which all labware is made of. So, yes you should be just fine, my new 2000 is generic too. That said you can still break the stuff if you shock it to fast.