Pre-weighted 37mm Cassette w/5 um filter (Box of 50)

Gravimetric analysis samples require filters to be weighed both before and after sampling to determine the amount of contaminate collected. Cassettes are pre-weighted with an accuracy to 0.00001g.

Features:

• 3 piece housing
• Preloaded, Ready to Use
• Each cassette labeled with serial number
• NIOSH 500, NIOSH 600, NIOSH 5000, Silica NIOSH 7602 and 7500