Looking for 7990 P100 Particulate Filter Disk with Nuisance Organic Vapor? The 7990 P100 Filter Disk by Moldex is one of the ultimate choices for 7000 series half mask respirators. These filter disks are also compatible with 9000 series full face respirators as they are lighter than other cartridges available in the market. This filter disk comes with an efficiency level of 99.97% against oil and non-oil based particulate aerosols. Due to its low profile design, this Filter Disk offers a wider field of vision. This mask can be used for pharmaceutical, battery, nuclear, welding and metal processing.