The simple very unscientific way is to add a few drops of water to a few mls
of xylene in a clear glass container. If it turns milky - it is not good.
Your instrument manufacturer should do gas chromatography if you request. j
Joyce Weems
Pathology Manager
Saint Joseph's Hospital of Atlanta


	-----Original Message-----
	From:	carolyn.luty@muhc.mcgill.ca
[SMTP:carolyn.luty@muhc.mcgill.ca]
	Sent:	Tuesday, October 24, 2000 3:00 PM
	To:	histonet@pathology.swmed.edu
	Subject:	Recyling



	We are recycling Xylene. Is there an easy way to test for purity.

	Thanks in advance.

	Carolyn,
	Montreal General Hospital