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SPECTREX CORPORATION
COMPANY PROFILE

Spectrex Corporation, founded in 1966 by John M Hoyte in Palo Alto, California, now operates a 7,000 square foot manufacturing, sales and laboratory facility in Redwood City, California.

Corporate Officers:	John M. Hoyte	President
	Stephen M. Figone	Vice President

Over the past 32 years, the company has developed and marketed a wide range of unique, environmental, analytical instruments.

The first product, VREELAND DIRECT-READING SPECTROSCOPE, used widely in the geological and mining industry for elemental analysis, was invented by John Hoyte’s uncle, Dr. Frederick Vreeland, when he was 80 years old.

The LASER PARTICLE COUNTER, for counting and sizing particles in flowing and in-situ liquids, is ideal for water treatment, before and after filtration, hydraulic oil and oceanographic applications, among many others.

SPECTREX operates a service at the Redwood City facility for particle size/count analysis.

A complete line of PERSONAL AIR SAMPLERS, including the first of its kind, pocket-sized, PAS-500 Micro Air Sampler.

VOC and OZONE MONITORS, such as the SXC-20 which combines the technology of the personal air sampler, semiconductor gas detection and data-logger.