www.OSHA.gov	A-Z Index: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Safety and Health Topics > Multimedia > Quartz Slide Presentation > Microscopy

Microscopy   08 of 72   Next   Back   Menu   Index   The petrographic technique requires a microscope and extensive sampler preparation. The technique is very subjective, the human eye is essentially the detector; however, the technique is also extremely sensitive and again, requires a well-trained analyst. Detection limits of approximately one part per million are possible. Because of the subjective nature, this technique is best suited for use to positively identify quartz only.

Back to Top www.osha.gov		www.dol.gov
Contact Us | Freedom of Information Act | Customer Survey Privacy and Security Statement | Disclaimers
Occupational Safety & Health Administration 200 Constitution Avenue, NW Washington, DC 20210