Sterile Glassware

Gordon Couger gcouger at
Fri Nov 19 01:45:21 EST 1999

On Thu, 18 Nov 1999 14:19:27 -0500, Neil McKenna <nmckenna at>

>"Hélène" wrote:
>> Hi, I would like to know wath is the shelf life for sterile glassware.
>As long as you don't open them, forever. If nothing can get in, nothing
>can contaminate it.

Glass gets brittle with age. Microscopic cracks from and plastic flow
cause the bottom to thicken. You might notice some degradition in 50
years if you measured carefully.

Gordon Couger
Stillwater OK.
Remove the nospam from my return address

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