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Simplicity, Low-Cost and Immediate Results
make these products the natural choice
for substance abuse detection.

Redwood Biotech kits facilitate on-site oral and urine screening for a variety of controlled substances. The kits are universally used by law enforcement, probation and parole for detecting substance abuse. Additionally, they are used by business for pre-employment and in-service drug abuse screening as well as private citizens for monitoring their minor children.

Redwood Biotech and Redwood Toxicology Labratory is committed to providing the highest quality and most cost effective drug screening solutions available.

Agencies will attest to the steadfast commitment to quality products and accurate results. CopQuest sells all Redwood Biotech products at discounted prices.

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Instant Smoke Screening


Instant Drug Screening - Single Panel

Instant Drug Screening - 3 Panel

Instant Drug Screening - 5 Panels

Instant Drug Screening - 6 Panels

Instant Drug Screening - 10 Panel

90 ml Sterile Urine Sample Bottles with Temp Strip

Urine Sample Beakers

Temperature Strips - 100 count