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This Allegro 9804-14 is a 37mm, MCE cassette is .8µm mixed cellulose ester and is specifically designed for lead sampling. 50 per box. The cassettes are designed and manufactured to meet all applicable NIOSH/EPA/OSHA Standards for lead sampling. Each cassette is individually assembled, preloaded, flow tested, and marked under stringent quality assurance procedures.
Features and Specs: