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Calibration providers in California.
2 providers in our directory offer calibration to organizations in California. ISO 17025-accredited calibration of survey meters, area monitors, contamination detectors, dosimetry systems, and gamma spectroscopy equipment. Most providers offer mail-in service with 5–10 business day turnaround.
Verified providers serving California
Other services in California
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Calibration in other states
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Common questions
About calibration in California.
Who regulates calibration in California?+
California is an NRC Agreement State — the California Radiologic Health Branch (CDPH) handles materials licensing and inspections within state borders. Federal NRC oversight applies only to specific categories (nuclear reactors, certain federal facilities).
How do I choose a calibration provider in California?+
Look for providers with experience in your specific industry (hospitals, nuclear facilities, research labs, industrial radiographers), current authorization from California Radiologic Health Branch (CDPH), and references from organizations of similar size and complexity. Compare credentials, turnaround time, and pricing across multiple bids before committing — or submit an RFQ here to get matched with vetted vendors.
What does calibration typically cost?+
$75–$400 per instrument
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