Silica Sampling and Analysis

From air to soil to water, Environmental Express, HPS and Zefon International are your source for sampling, sample preparation, calibration and analysis. Explore how the Power of 3 can meet your environmental testing needs.

HPS manufactures Certified Reference Materials of PVC filters spiked with silica in the form of Alpha Quartz from NIST SRM 1878a or Cristobalite from NIST SRM 1879a for use with NIOSH 7500 SILICA, CRYSTALLINE, by XRD or similar methods.

For Calibration/Analysis see our filters for Alpha Quartz and Crystalline Silica.

Part NumberDescription
TMFM-AQTZTMFM Alpha Quartz
TMFM-CRISTTMFM Crystalline Silica
PVC37MMPCPVC blanks

Zefon International Sampling Products

Part NumberDescription
805558Escort Elf personal sampling pump with sampling line
7M52P37 mm, 2-piece air sampling filter cassette preloaded with 5.0 micron PVC filters that are matched within 20µg. 50/box
7M53P 37 mm, 3-piece air sampling filter cassette preloaded with 5.0 micron PVC filters that are matched within 20µg. 50/box
7P53P37 mm 3-piece air sampling filter cassette preloaded with 5.0 micron PVC filters that are pre-weighed to within 10µg. 50/box
7P52P37 mm 2-piece air sampling filter cassette preloaded with 5.0 micron PVC filters that are pre-weighed to within 10µg. 50/box
ZA0060Zefon 37 mm aluminum cyclone for respirable dust
ZA0062Zefon 37 mm aluminum cyclone for respirable dust with holder
7P52P-GS37 mm, 2 piece styrene cassette preloaded with 5.0µm Gravi-Sert™ filter capsule. 50/bx

Environmental Express Sample Collection and Preparation Products

Part NumberDescription
F37500PVC37 mm PVC Filters with cellulose pads, 5.0µm. 100/pk
F37501PVC37 mm PVC Filters, 5.0µm. 100/pk
PW3710037 mm Cellulose support pads, plain white. 100/pk
EE1010201Cole-Parmer Analytical Balance with touchscreen, 160g x 0.1mg

If you are looking for a custom product, we are working together to meet your custom requirements.

Looking for a custom filter, we can help you. Click for Filter Custom Quotation.

Need a custom blend? Click for a Custom Blend Quotation.