Chemical composition requirements for Borosilicate Glass 3.3

[beh188]

Borosilicate glass 3.3 conforms to ISO 3585. However, no chemical composition requiremens are given in this specification. Is there a specification that defines the chemical composition of borosilicate glass 3.3?

 

[unclesyd]

Here is a little data on several brands of Borosilicate glass.

http://www.fdglass.com/pdf/simax.pdf