Arizona Instrument LLC, an ISO 9001 registered company, designs, manufactures, and markets the complete line of portable and fixed
Jerome® toxic gas analyzers.
For mercury vapor analysis, the industry proven hand-held Jerome® 431-X utilizes a patented gold sensor technology to
detect vapor concentrations from as low as 0.003 mg/m3 to as high as 0.999 mg/m3 in just 13 seconds. The newer
Jerome® J405 is outfitted with a lighter, more ergonomically designed case and an improved gold-film sensor.
Arizona Instrument provides comprehensive 24/7 customer service including training, calibration, and repair and has been serving
hazardous response teams, municipalities and consultants for nearly 30 years.
Mercury Spill Kit now available, with an optional mercury vacuum
As the exclusive manufacturer of the Jerome® line of toxic gas analyzers, Arizona Instrument LLC now proudly introduces
the complete solution for mercury spill cleanup, the Jerome® Mercury Spill Kit. Whether dealing with a large or small
spill, this kit can handle the job. A mercury vacuum is also available for purchase in the event of a sizeable spill.
At Arizona Instrument, we are aware of how hazardous mercury spills are, and have developed a complete solution cleanup kit to ensure
the contaminated area is cleaned in compliance with EPA regulations and standards.
If you also require mercury vapor monitoring equipment for pre-screening and post-spill cleanup, we have the Jerome®
J405 Mercury Vapor Analyzer available for your convenience.
Email Brad,
Joe and John now! 800.528.7411 602.470.1414
Trusted by industry professionals for 30 years in:
- Industrial Hygiene
- Spill Response
- Municipalities and Consultants

Comparison Jerome® 431 to J405
Arizona Instrument LLC, an ISO 9001:2008 registered company, designs, manufactures, and markets the complete line of Jerome® gas analyzers.
The 431-X mercury vapor analyzer detects concentrations from 0.003 to 0.999 mg/m3, all in just 13 seconds. The J405 is capable of detecting mercury vapor levels from 999 μg/m3 down to 0.5 μg/m3.
Arizona Instrument provides comprehensive customer service including training, calibration, and repair.
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