Products and Services Carbon Aerosol Analysis Lab Instrument This instrument is the basis for the NIOSH 5040 method for the measurement of organic and elemental carbon on quartz filters. Carbon Aerosol Analysis Field Instrument Introducing Sunset Laboratory's Third Generation Real-time, Semi-continuous Field Instrument. Sample Analysis of OCEC Quartz Filters Sunset laboratory performs analysis of samples from an extensive array of sources and for a wide variety of applications using the lab instrument described above. There are further descriptions of the sample analysis method used as well as prices and procedures. Anodized Aluminum Denuders – Virtually unbreakable! These Parallel-plate Carbon Filter Denuders remove semi-volatile organic carbon vapors that would result in adsorption artifacts on a following quartz filter. Analog Interface Boards, now called the Multiple Purpose Lab Interface (or MPLI), are no longer available from Sunset Laboratory, though we continue to provide technical support and software for users. For more information, contact Vernier Software www.vernier.com or www.vernier.com/legacy/mpli/index.html