Quartz Air Sampling Filter, Grade QM-B, 42mm Circle, 50/pk (1852-042) Vented Needle

Vented Needle

For A1250U

Hydrophilic Coated

ease of passage through tissue and knot run-down properties

Quartz Air Sampling Filter, Grade QM-B, 42mm Circle, 50/pk (1852-042) Vented NeedleWhatman 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