Wholesale Buying
9 Questions to Ask Before Choosing a Screening Supplier
Choosing a screening supplier is a due-diligence decision. These nine questions separate a real screening partner from a reseller with a website.
Read guide →7 min read
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Guides for clinics & wholesale buyers
Practical, no-fluff guides on drug testing, compliance, and sourcing screening supplies at wholesale.
Results and Confirmation
How to Read Rapid Test Results and Confirmatory Testing
The counterintuitive rule of rapid tests: any line, even a faint one, means negative. Here is how to read results correctly and when a specimen has to go to the lab.
Read guide →6 min read
Emerging Threats
Fentanyl and Emerging-Drug Panels
Classic panels miss the drugs driving today's caseloads. Here is why fentanyl and emerging analytes now belong on many panels, and how they behave differently from the drugs you already screen.
Read guide →7 min read
Workplace Compliance
DOT vs Non-DOT Workplace Drug Testing
DOT testing follows one federal rulebook; non-DOT programs are yours to design. Here is what each requires, where they overlap, and how to equip both correctly.
Read guide →6 min read
Panels and Cutoffs
Understanding Drug Test Panels and Cutoff Levels
Panel count tells you what a test looks for; the cutoff tells you how much has to be there to flag. Here is how both work and why the cutoff quietly decides your results.
Read guide →7 min read
Testing Methods
CLIA-Waived vs Lab-Based Testing Explained
CLIA-waived and lab-based testing are not competitors, they are two steps in one workflow. Here is what each does, what a waiver allows, and when a specimen has to go to the lab.
Read guide →7 min read
Product Selection
The Drug Test Cup Buying Guide for Clinics
A urine drug test cup is the workhorse of onsite screening. Here is exactly what each spec on the box means and the details that separate a reliable cup from a cheap one.
Read guide →6 min read