Quartz Depth Filters

• Binder-free
• Low metal background
• Autoclavable
• Hydophobic
• Heat treated

Quartz depth filters are used for sampling for elemental/organic carbon, Diesel Particulate Matter (DPM) and trace-level contaminants.

  • Heat treated to reduce trace organics
  • Binder free for maximum purity
  • Low metal background
  • Will withstand temperatures up to 1000°C (1832°F)

Filter Type

  • Type R-100 Filters meet specific requirements set forth by NIOSH – 99.97% retention efficiency for 0.3 µm diocrylphthalate (DOP) particles up to a 200 mg filter loading. 
  • Tissuquartz™ Filters have a typical retention efficiency of 99.90% for 0.3 µm DOP particles at 32 L/min per 100 cm2 filter media.

Type R-100 Quartz Depth Filters

Type R-100 Filters meet specific requirements set forth by NIOSH – 99.97% retention efficiency for 0.3 µm diocrylphthalate (DOP) particles up to a 200 mg filter loading.

Diameter (mm)NotesPack Size Part Number
25Type R-100, 1.2 µm nominal pore size, 380 µm thick100225-1824
37Type R-100, 1.2 µm nominal pore size, 380 µm thick100225-1827
47Type R-100, 1.2 µm nominal pore size, 380 µm thick100225-1830

Type Tissuquartz Depth Filters

Tissuquartz™ Filters have a typical retention efficiency of 99.90% for 0.3 µm DOP particles at 32 L/min per 100 cm2 filter media.

Diameter (mm)NotesPack Size Part Number
25Tissuquartz, 432 µm thick100225-1825
37Tissuquartz, 432 µm thick25225-1822
47Tissuquartz, 432 µm thick25225-1823
47Tissuquartz, 432 µm thick, can be used with DCS (Deployable Cartridge Sampler) System100225-1811
102QM-A 450 µm thick100225-1808

Preloaded Quartz Filters for DPM (Diesel Particulate Matter) Sampling

All SKC preloaded filters include supports and are in SureSeal leak-free cassettes that require a SureSeal Cassette Opener.

Diameter (mm)Cassette DescriptionPack Size Part Number
25Quartz, heat treated; Tissuquartz; 3-piece clear styrene, banded; meets NIOSH NEAT 2.0 protocol for NIOSH 5040 specifications50225-401-25Quartz Depth Filters
37Quartz, heat treated; 3-piece clear styrene, banded; meets NIOSH 5040 specifications50225-401Quartz Depth Filters
37Quartz, heat treated; 3-piece clear styrene, double banded; meets NIOSH 5040 specifications50225-401DBQuartz Depth Filters
SureSeal Cassette Opener, for opening 25, 37 and 47 mm cassettes225-13-5B Quartz Depth Filters

Preloaded Quartz Filters for NIOSH Method 7908

All SKC preloaded filters include supports and are in SureSeal leak-free cassettes that require a SureSeal Cassette Opener.

Diameter (mm)Filter and Cassette SpecificationsPack Size Part Number
37Tissuquartz filter, 2-piece clear plastic casette, banded. For use with method NIOSH 7908.10225-9033Quartz Depth Filters
SureSeal Cassette Opener, for opening 25, 37 and 47 mm cassettes225-13-5B Quartz Depth Filters