Drug residue test for Benzodiazepines – Surface drug test kit


From: $5.89 ea.

This test is called a BZO pentest; it is a drug residue test to detect and identify trace amounts of Rohypnol, Diazepam, Flunitrazepam and Valium in powder, pill or liquid form. It is designed to detect drug residue on most surfaces. See the results develop in seconds.

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Drug residue test for BenzodiazepinesDrug residue test for Benzodiazepines.

This is a drug residue test for Benzodiazepines (BZO pentest). It is a colorimetric test that detects and identifies Benzodiazepines, often called ‘Benzos’by using a simple on contact test. The kit contains two test papers suitable for two to four independent trials. By wiping the test paper on a suspect article or surface and adding a drop from the liquid ampoule, the result appears.

With the widespread abuse of Benzodiazepine based drugs, it is now possible to detect and identify these harmful and addictive drugs very quickly. Once discovered you could make an informed decision on how to proceed, either by talking to the suspect individual or informing the authorities of your findings.

  • Each kit contains two tests. Once the ampule is activated, use the ampule immediately.
  • BZO pentest detects the presence of Benzodiazepine based drugs such as Rohypnol, Diazepam Flunitrazepam and Valium.
  • Any positive color reactions may take ten seconds or longer to develop entirely depending on the quantity and purity of the substance tested.


  • Surface drug test for Benzodiazepine based drugs.
  • Can be used on any surface.
  • Quick and easy to use.
  • Suitable for up to four tests per kit.


  • Sensitivity:
    200 nanograms per mm²
  • Low net cost per test.
  • The test identifies drug residue in less than ten seconds.
  • Supplied with two test papers.
  • Does NOT destroy the evidence while testing.

Suitable uses for the drug residue test for Benzodiazepines:

Detecting and identifying trace amounts of drugs on:

  • Office desks, computers, and keyboards
  • Check for signs of a drug on hands and fingers
  • Clothing, bags, purses
  • Credit cards
  • Liquids
  • Smoke Pipes
  • Powders, pills, and tablets.

How to use the drug residue test for Benzodiazepines:

Just wipe a suspect surface with the enclosed test pads. Place one drop of the formulated liquid onto the pad and see a reaction. Depending on the drug found, the pad will change color. The reaction between the liquid and the pad produces a unique dark purple color, enabling you to detect narcotic substances on contact. Use the enclosed color chart to identify if the drug was detected.

Step by step instructions to use the drug residue test for Benzodiazepines. (BZO):

Drug residue test for Benzodiazepines


Read more about Detecting Drug Residue

ProductDrugs Identified
BZOBenzodiazepine based drugs such as Rohypnol, Diazepam, Flunitrazepam and Valium

Datasheet. Product Detection Matrix. Instructions.


Order notification.
We always send a confirmation. Why didnt I receive a confirmation? Double check you provided the correct email address, if not you wont receive one. Next, check your spam box. Because of the nature of the products we supply, often our emails will go into spam. If that is the case, move the email to your inbox and that will correct the problem so future updates arrive normally.

When will I get my order?
The arrival date depends on which shipping options chosen and how many items are in the order. Most orders are processed and shipped same day. Some products are shipped directly from the manufacturer. Shipping for these items usually takes 5-7 working days to arrive.

Small packages are shipped via USPS Mail. Delivery takes 2-5 days from order processing.

Shipping restrictions.
We do not ship orders to a P.O. Box, they must be shipped to a street address. You’ll be notified after placing your order if we’re unable to ship to the address you’ve specified.

NOTE: We do not ship orders to Alaska or Puerto Rico.

Screening cut-off levels. (Urine drug tests only.)

DrugIdentifierScreen cut-off
Amphetamines(AMP)1000 ng/ml
Barbiturates(BAR)300 ng/ml
Buprenorphine(BUP)10 ng/ml
Benzodiazepines(BZO)300 ng/ml
Cocaine 150(COC)150 ng/ml
Cocaine(COC)300 ng/ml
Ecstasy(MDMA)500 ng/ml
Marijuana(THC)50 ng/ml
Methamphetamine 500(mAMP)500 ng/ml
Methamphetamine(mAMP)1000 ng/ml
Methadone(MET)300 ng/ml
Morphine(MOP)300 ng/ml
Opiates(OPI)2000 ng/ml
Oxycodone(OXY)100 ng/ml
Phencyclidine(PCP)25 ng/ml
Propoxyphene(PPX)300 ng/ml
Tricyclic Antidepressants(TCA)1000 ng/ml
Note: Refer to manufacturers product insert for specific details.

Detection times. (Urine drug tests only.)

Opiates (OPI)Heroin1-2 days
Morphine2 days
Methadone3 days
Meperidine2-3 days
Codeine2 days
Propoxyphene6 hrs to 2 days
Oxycodone1-3 days
HallucinogensLysergic Acid1-5 days
Marijuana and CannabinoidsUp to 45 days
Phencyclidine1-4 weeks
StimulantsCocaine3-4 days
Amphetamines3-10 days
Methylene-2, 4 dioxy-methamphetamineUp to 24 hrs
Methamphetamine48 hrs to 10 days
Barbiturates (BAR)Pentobarbital2 days
Secobarbital2 days
Butabarbital2 days
Butalbital2 days
Phenobarbital1-3 weeks
Alcohol & MetabolitesEthanolUp to 1 day
MethanolUp to 1 day
IsopropanolUp to 1 day
Ethyl GlucuronideUp to 3 days
Ethylene GlycolUp to 1 day
Benzodiazepines (BZO)Diazepam5-7 days
Oxazepam5-7 days
Alprazolam5-7 days
Clonazepam5-14 days
Chlordiazepoxide5-7 days
Lorazepam5-7 days
Flunitrazepam72 hrs
Gamma-Hydroxybutyrate12 hrs
KetamineUp to 72 hrs


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