text.skipToContent text.skipToNavigation

Whatman™ Grade QM-A Quartz Filter circle Cytiva

Grade QM-A Quartz Filter for air monitoring

High-purity quartz (SiO2) microfiber filters are used for air sampling in acidic gases, stacks, flues and aerosols, particularly at high temperatures up to 500° C and in PM-10 testing. Because of the low level of alkaline earth metals, "artifact" products of sulfates and nitrates (from SO2 and NO2) are virtually eliminated. QM-A, sequentially numbered according to EPA standards, is suitable for most applications.

12.1851.01 25 mm  CHF 307.60

 
pack à 100 piece
12.1851.02 32 mm  CHF 338.95

 
pack à 100 piece
12.1851.03 37 mm  CHF 351.10

 
pack à 100 piece
12.1851.04 47 mm  CHF 400.25

 
pack à 100 piece
12.1851.05 50 mm  CHF 448.70

 
pack à 100 piece
12.1851.06 55 mm  CHF 461.25

 
pack à 100 piece
12.1851.08 82 mm  CHF 568.90

 
pack à 100 piece
12.1851.09 85 mm  CHF 736.90

 
pack à 100 piece
12.1851.10 90 mm  CHF 749.85

 
pack à 100 piece
12.1851.11 101,6 mm  CHF 668.70

 
pack à 100 piece
12.1851.12 110 mm  CHF 825.30

 
pack à 100 piece
12.1851.13 118 mm  CHF 959.80

 
pack à 100 piece
12.1851.14 150 mm  CHF 1'104.05

 
pack à 100 piece
12.1851.15 45 mm  CHF 390.65

 
pack à 100 piece