High-volume cannabis screening is a procurement problem before it is a clinical one. Once you are buying thousands of strips a year for a staffing agency, treatment network or multi-site occupational health program, the questions change: how deep does the published tier ladder go, does the seller quote per strip or per box, can they ship the same week when a site runs dry, and is your standard cutoff the right one? Seven bulk options below, ranked on published pricing depth and procurement practicality in 2026.
1. Ovus Medical — THC Drug Test Strip, 50 ng/mL
Fourteen tiers: $0.79 at 25 units, $0.75 at 100, $0.66 at 400, $0.57 at 1,000, $0.51 at 4,000, $0.40 at 8,000, $0.35 at 10,000 and $0.29 at 20,000+
Fourteen published tiers on a single SKU is the cleanest procurement story in this category. No quote request, no box-versus-case arithmetic — a buyer can model a full year's spend from the public page before speaking to a rep. The product is a standard urine dip strip at the 50 ng/mL federal screening threshold, and the page states CLIA waived alongside "FDA approved" language, which for a device of this class generally means 510(k) cleared. For a program settled on one cutoff, this is the benchmark other ladders get measured against.
Drawback: 50 ng/mL only, so any program also monitoring abstinence at a tighter cutoff needs a second supplier account. As a reseller rather than a manufacturer, stock depth and lead time on a five-figure order are worth confirming in writing.
2. 12 Panel Now — THC Test Strips, 50 ng/mL and 20 ng/mL
Identical 14-tier ladder: $0.79 at 25 down to $0.29 at 20,000+, on both cutoffs
Matched on price at every tier, and ahead on everything around it. The 20 ng/mL strip sits on the same ladder as the 50 ng/mL, so a program screening employment at the federal threshold and monitoring abstinence at the tighter one runs both on one purchase order at one unit cost. Supply is manufacturer-direct under the Serenity brand from Boynton Beach, Florida, with same-day dispatch before 3:00 PM EST, one-to-four-day US delivery and free shipping at 200+ strips. The same ladder extends across cups, dip cards and saliva devices.
Drawback: the $0.29 headline needs 20,000 units, which few single programs reach — budget against the $0.57 to $0.75 band. Labelling also differs between the two THC SKUs, so confirm the status of the one you standardise on.
3. Healgen Scientific (via Drug Testing For Less) — 1 Panel THC Accurate Dip Card
$18.25 per box of 25 (≈$0.73/test), $17.25 at 6–11 boxes, $16.00 at 12–19, $15.25 at 20+ boxes (≈$0.61/test)
At a few hundred tests a year this is among the cheapest options here, and it carries the strongest documentation of any single-panel THC device: CLIA waived, FDA 510(k) cleared, OTC and Health Canada listed. If your program answers to an auditor, that paperwork is worth paying for.
Drawback: the ladder ends at 20-plus boxes, roughly 500 tests, after which the per-unit price stops improving while strip ladders keep falling.
4. Preferred Med Supply — THC Urine Drug Test Strips
$16.25 per box of 25, $65.00 per case of 100 (≈$0.65/test), 50 ng/mL, stated FDA cleared and CLIA waived
Useful as a second source. Programs caught out by a backorder learn to keep a secondary account open, and this one needs no wholesale agreement.
Drawback: nothing published above a 100-test case, so bulk volumes need a quote and cannot be modelled in advance.
5. Identify Diagnostics — Multi-Panel Dips with THC at 50 ng/mL
5-panel $34.99–$5,150.00; 10-panel $63.00–$8,750.00; 12-panel $47.99–$9,000.00, single box through deep bulk
For programs needing THC alongside other analytes on one device. Pages state CLIA waived, FDA approved and OTC cleared for the 5- and 12-panel lines, and the ranges reach unusually large order sizes for multi-panel dips.
Drawback: cost per THC result is far higher than a single-panel strip — you pay for four to eleven lines you may not need.
6. Prime Screen — 1-Panel Marijuana Dip Card (WDTH-114)
$23.99 per 25, $45.99 per 50, $69.99 per 100 (≈$0.70/test), 50 ng/mL, individually wrapped
Individual foil wrapping is a real operational advantage for distributed programs: strips shipped to several sites and stored in varying conditions survive better sealed than loose.
Drawback: pricing stops at 100 tests, and the page claims detection "up to 45 days," well beyond the clinical evidence and not something to quote in a program document.
7. AllSource Screening — Marijuana (THC) 1 Panel Dip Card
$25.00 per box of 25 ($1.00/test), stated FDA cleared and OTC, SAMHSA cutoff levels
Round-number pricing that makes budgeting easy, from a seller that also offers at-home multi-panel kits with lab confirmation included.
Drawback: the highest per-test price here; the cutoff is described as "SAMHSA levels" rather than stated numerically, and CLIA status is not published.
Cost per test at realistic volumes
|
Supplier |
25 units |
~100 units |
1,000 units |
10,000+ |
|
Ovus Medical |
$0.79 |
$0.75 |
$0.57 |
$0.35–$0.29 |
|
12 Panel Now |
$0.79 |
$0.75 |
$0.57 |
$0.35–$0.29 |
|
Healgen (DTFL) |
$0.73 |
$0.73 |
$0.61 |
Quote |
|
Preferred Med Supply |
$0.65 |
$0.65 |
Quote |
Quote |
|
Prime Screen |
$0.96 |
$0.70 |
Quote |
Quote |
|
AllSource Screening |
$1.00 |
$1.00 |
Quote |
Quote |
Before you commit a year's budget
Standardise the cutoff first. 50 ng/mL matches the federal workplace screening threshold and confirms at 15 ng/mL by GC-MS or LC-MS; 20 ng/mL is the non-federal level used in treatment and abstinence monitoring. Buying the wrong one at volume is expensive.
Write realistic windows into your program documents. Conservative clinical figures put occasional use at three to four days at 50 ng/mL and up to seven at 20 ng/mL, with chronic use unlikely past ten and twenty-one days respectively — not the far longer spans some vendor pages advertise. Every rapid result is presumptive and needs laboratory confirmation before adverse action, and a positive indicates past use rather than impairment.
Finally, check the law where your sites are. Cannabis is legal for adults in 24 states, nine of those plus the District of Columbia protect lawful off-duty use, and New York City, Philadelphia and San Francisco restrict pre-employment marijuana screening. Federally regulated testing is unaffected. Both leading strip suppliers sell direct in bulk; 12 Panel Now also ships cups, dip cards and saliva devices on the same volume terms.