12 Panel K2 Urine Drug Test Cup – 120 mL
$4.50 Original price was: $4.50.$2.69Current price is: $2.69.
The Serenity Cup 12 Panel K2 Urine Drug Test Cup is a 120 mL integrated urine screening device that includes separate K2/Spice and THC assays. It screens for 12 drugs and drug classes using the cutoff levels listed below.
- K2/Spice screening at 50 ng/mL
- Separate THC screening at 50 ng/mL
- Large 120 mL Serenity collection cup
- Integrated 12-panel screening format
- Forensic Use Only
- Bulk quantity pricing available
- Free shipping on orders of 100 or more cups
Forensic Use Only. This product provides preliminary screening results. Preliminary non-negative results should be confirmed using an appropriate laboratory method.
FREE SHIPPING 100 cups or more, same day shipping
| 12 Panel Drugs Tested |
| AMP/1000, BAR/300, BUP/10, BZO/300, COC/300, K2/50 , MDMA/500, MET/1000, OPI/300, MTD/300, OXY/100, THC/50 |
12 Panel K2 Urine Drug Test Cup – 120 mL
This 12 panel K2 urine drug test cup combines specimen collection and preliminary multi-drug screening in one 120 mL Serenity Cup. Its configuration includes a dedicated K2/Spice assay at 50 ng/mL and a separate THC assay at 50 ng/mL, allowing forensic programs to screen for synthetic cannabinoids and marijuana independently.
The cup is intended for eligible forensic testing environments, including correctional facilities, court systems, probation and parole programs, law-enforcement agencies and laboratories supporting these organizations. It is not intended or marketed for home, clinical, school or routine workplace testing.
Organizations comparing eligible devices can browse our Forensic Use Drug Test Cups or review the complete collection of 12 panel drug test cups.
Drugs and Cutoff Levels
| Drug or drug class | Abbreviation | Cutoff level |
|---|---|---|
| Amphetamines | AMP | 1,000 ng/mL |
| Barbiturates | BAR | 300 ng/mL |
| Buprenorphine | BUP | 10 ng/mL |
| Benzodiazepines | BZO | 300 ng/mL |
| Cocaine | COC | 300 ng/mL |
| Synthetic cannabinoids (K2/Spice) | K2 | 50 ng/mL |
| MDMA | MDMA | 500 ng/mL |
| Methamphetamine | MET | 1,000 ng/mL |
| Methadone | MTD | 300 ng/mL |
| Opiates | OPI | 300 ng/mL |
| Oxycodone | OXY | 100 ng/mL |
| Marijuana | THC | 50 ng/mL |
The listed cutoff levels apply to preliminary urine screening. A screening result does not establish impairment, the amount consumed or the exact time of use. Review the included product instructions before testing.
Why Choose the 120 mL Serenity Cup?
- Provides dedicated K2/Spice screening within a 12-panel configuration
- Includes separate K2 and THC test panels
- Combines urine collection and screening in one integrated cup
- Offers a larger 120 mL specimen capacity
- Supports tiered pricing for qualifying quantity orders
- Uses the Serenity Cup multi-panel format
If a smaller specimen cup is preferred, compare the 12 Panel Round Urine Test Cup with K2 – 90 mL.
Product Highlights:
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Test Type: Serenity 12 Panel Drug Test
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Panel Count: 12 substances detected
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Cup Style: Leak-proof 12 panel drug test cup design
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Accuracy: ≥99%
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Results Time: 5–10 minutes
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Storage: Room temperature (no refrigeration needed)
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Shelf Life: 18–36 months
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Same-day free shipping
- Best price on the market
How to Use the 12 Panel K2 Drug Test Cup
- Confirm that the sealed device is within its expiration date and review the included instructions.
- Collect the urine specimen directly in the cup according to the organization’s approved procedure.
- Secure the lid and keep the cup upright on a level surface.
- Allow the test panels to develop for the time specified in the product insert.
- Read every panel within the manufacturer’s stated result window.
- Document the preliminary results and follow the organization’s chain-of-custody procedure when applicable.

How to Read the Result Windows
- Negative: Both the control line and test line appear. A faint test line is still interpreted as negative.
- Preliminary non-negative: The control line appears, but the test line does not appear for that assay.
- Invalid: The control line does not appear. Repeat the test using a new device.
For additional interpretation guidance, see how to read a drug test cup. Preliminary non-negative results should be confirmed using an appropriate laboratory method.
Forensic Use Only
This configuration is labeled Forensic Use Only. Appropriate users may include law-enforcement agencies, court systems, probation and parole offices, correctional facilities and laboratories performing testing for eligible forensic organizations.
Do not describe this configuration as CLIA waived or promote it for personal, home, clinical, school, pre-employment or routine workplace testing.
Bulk Orders and Quantity Pricing
Tiered pricing is displayed when a cup quantity is selected. Orders of 100 or more cups qualify for free shipping under the current website offer. Organizations planning recurring or high-volume orders can review our wholesale drug testing supplies options or contact us for assistance.
Frequently Asked Questions
What does this 12 panel K2 urine drug test screen for?
It screens for AMP, BAR, BUP, BZO, COC, K2, MDMA, MET, MTD, OPI, OXY and THC at the cutoff levels shown in the product table.
Are the K2 and THC panels the same test?
No. This cup includes separate K2/Spice and THC screening assays. Each panel must be interpreted independently according to the included instructions.
Is this K2 urine drug test CLIA waived?
No. This configuration is labeled Forensic Use Only and should not be described or marketed as CLIA waived.
What does a preliminary non-negative result mean?
It means the test line did not appear for one or more assays while the control line appeared. The result is preliminary and should be confirmed using an appropriate laboratory method.
What is the difference between the 120 mL and 90 mL K2 cups?
The primary physical difference is specimen capacity. This Serenity Cup holds 120 mL, while the smaller alternative uses a 90 mL cup. Buyers should also verify the exact panel configuration before ordering.
Can this product be ordered in bulk?
Yes. Tiered quantity pricing is displayed on the product page, and orders of 100 or more cups qualify for free shipping under the current website offer.
| Weight | 0.1 lbs |
|---|---|
| Dimensions | N/A |
| Cup | single cup |
| Drug tested | AMP, BAR, BUP, BZO, COC, K2/Spice, MDMA, MET, Methadone (MTD), OPI/MOR, OXY, THC |
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All orders will only be shipped same-day if they are placed before 3.00pm EST time. Also next day shipments will not be delivered on weekends and that the time taken on air shipments should be counted with business days.
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