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Redwood Toxicology Laboratory, Inc.

If you would like to inquire about our products and services, check prices or place an order – please complete the online form below. All requests made during non-business hours will be responded to as early as possible the next business day.


NOTE: The general inquiry feature is available to clients and professionals in the drug testing industry. Your questions and comments will be responded to in a timely fashion. Thank you for your interest in Redwood Toxicology Laboratory, Inc.

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