Zefon’s Preweighed Coal Dust Sampling Cassettes consist of a sealed outer plastic capsule and an inner pre-weighed filter capsule. The inner capsule contains a 5 micron PVC filter, and stainless steel supports. Each filter cassette is supplied with a mine data card, which has the weight of the filter capsule recorded to the nearest 0.001mg, and a mailing carton addressed to the Mine Safety and Health Administration (MSHA). Specified for use in coal mine dust sampling per 30 CFR part 74.
Note: Coal Dust Sampling Cassettes are not returnable and Zefon's normal 30 day return policy does not apply to this product.
Additional Information Available
Coal Mine Sampling Equipment Product Data Sheet