25 mm membrane filters,
polycarbonate filters, gold coated
37 mm membrane filters
and filter cassettes
37 mm cassettes with preweighed
filters for gravimetric analysis
Filters and accessories
for industrial hygiene applications
Microscope slides, cover slips and
Lens tissue
Air sampling pumps
Flow meters
Acetone vaporizer for clearing mixed
celulose ester filter membranes
Lead analysis - Ghost Wipe for analysis of surface
lead or surface dust