Filter Circles, 21mm Dia, Binder Free Grade GF/F, 100/pk (1825-021) they are easily distinguish from

they are easily distinguish from other disposal containers

Particulate Respirator Mask Cone Molded

Safety lock to inform user when blade is exposed

Two-part absorbency system is available in three levels of protection

Ideal for minor sprains and strains

Filter Circles, 21mm Dia, Binder Free Grade GF/F, 100/pk (1825-021) they are easily distinguish fromWhatman offers two types of glass microfiber filters manufactured from 100% borosilicate glass: binder free that is chemically inert and with binder. These filters combine fast flow rates with high loading capacity and the retention of very fine particles, extending into the sub micron range. Can be used at temperatures up to 500C and are ideal for use in applications involving air filtration and for gravimetric analysis of volatile materials where