Labcorp thc cutoff level urine

The routine cutoff levels listed below may periodically change. Note: some cutoff levels may differ for your agency. The analytical methods used by RTL are scientifically accepted and approved by the U.S. Department of Health and Human Services (CMS / CLIA). Urine Screening Methodology. In order to determine if a urine specimen is negative or ...

Labcorp thc cutoff level urine. Methodology: Liquid chromatography/tandem mass spectrometry (LC/MS-MS) Use: To assist in distinguishing whether a positive urine THC test is exclusively the result of CBD use Volume: …

hair – have their advantages, urine drug testing is by far the most flexible and customizable. With hundreds of different combinations of illicit and other commonly-abused drugs, order codes and cutoff levels, there’s a urine drug test panel for almost any testing reason.

Labcorp Cutoffs It's the same cutoff level as the at home tests you can buy at a drugstore. When in doubt, take a test before you go in for the Labcorp one just so you'll know what to expect. Hope this helps 1 InMyFactpinion • 3 yr. ago Do they only use the confirmation cut off levels if you test positive on the regular screening? ksangsSpecimen validity testing (SVT) is performed on a urine drug screen specimen to detect substitution, adulteration, or dilution. See the Drugs of Abuse Reference Guide for additional information on SVT. Use of a Medical Review Officer is recommended to evaluate out of range SVT results. Substitution - Submission of a specimen that is not ...Urine drug tests check for the concentration of THC-COOH in the urine. If the concentration of THC-COOH is above 50ng/ml, you will test positive for marijuana and fail the test. For a Qualitative Immunoassay (IA) urine drug test, 50ng/ml is the usual cut-off level for pre-employment THC tests.Cut-offs also vary according to the type of sample tested. Hair samples, for example, will have different cut-off levels for different drugs compared with urine or oral fluid (saliva) samples. While the cut-off for cocaine in urine is 300 ng/mL, the figure is 0.5 ng/mg for hair, when analysed using mass spectrometry and liquid chromatography.May 31, 2023 · For a Qualitative Immunoassay (IA) urine drug test, 50ng/ml is the usual cut-off level for pre-employment THC tests. In some cases, this cut-off can be as high as 100 ng/ml and as low as 15 ng/ml, which is the case in a Confirmatory GC/MS urine drug test. Changing the cut-off indicates that either the test method or its sensitivity has changed. A Verified Doctor answered. 42 years experience. Don't use drugs: The only thing you can do is to not use any drugs between now and then. Any that you probably already used could show up on the urine toxicology test or any the other tests that they use depending upon the timing and the dose and the chronicity abuse. Best wishes.Specializes in Clinical Lipidology. Not sure, but: I'm not sure the exact level, but i can tell you that the best way to pass the test is to not have thc in your system. Also remember that the labcorp test not only checks for thc, but also for metabolites of thc. So, almost any in your system and it's hard to pass the test.Labcorp test details for Cannabinoid (THC), Screen Only, Urine Skip to main content Open Menu ... Urine: 737733: Cannabinoid Screen, Urine: ng/mL: 18282-4: 701869:

Details Back to Top Categories Classes Tetrahydrocannabinol (THC, marijuana), Screen with Confirmation, serum TEST: 700834 CPT: 80307 Print Share Synonyms Marijuana; THC; Mary Jane; Reefer Expected Turnaround Time 5 daysHi u/cheesecake_1727 , cannabis can stay in your urine anytime from 5 - 95 days. In this table you can find general detection times for weed. Remember that these are not a guarantee and can vary by person. Marijuana Detection Time Chart. Urine Drug Test. 1 time only. 5-8 days. 2-4 times per month.Buy 6 Pack Drug Test Kit Marijuana, Individually Wrapped Single Panel THC Screen Urine Drug Test Kit with 50 ng/ml Cut Off Level, Marijuana Drug Test for ...Labcorp test details for ToxAssure® Comprehensive Profile (Labcorp MedWatch®) ... sympathomimetics; tapentadol; tetrahydrocannabinol (THC); ... Plastic urine container without preservative. Storage Instructions. Submission/transport (<3 days): …402 W County Road D, St. Paul, MN 55112. 651–636–7466 / 800–832–3244. The Drugs of Abuse Reference Guide provides common drugs of abuse that may be included in a urine drug screening panel. Labcorp encourages the use of an independent medical review officer (MRO) to review all non-negative test results. Information contained in the ...Details Back to Top Categories Classes Tetrahydrocannabinol (THC, marijuana), Screen with Confirmation, serum TEST: 700834 CPT: 80307 Print Share Synonyms Marijuana; THC; Mary Jane; Reefer Expected Turnaround Time 5 days

Details Back to Top Categories Classes Tetrahydrocannabinol (THC, marijuana), Screen with Confirmation, serum TEST: 700834 CPT: 80307 Print Share Synonyms Marijuana; THC; Mary Jane; Reefer Expected Turnaround Time 5 daysVote. Hey guys, I am about to get drug tested for pre-employment for an internship that I have this summer. I stopped smoking 16 days ago and am taking the test tomorrow. I had 2 different at home drug tests that said I’m positive about a week ago and I took them again yesterday and today, and both of them are negative now.12 thg 10, 2022 ... What is included in a Hair Test? Drug Test Cutoff Levels (LabCorp and Quest) ... The default Hair Testing Panel is the same as the 5-Panel Urine ...Cut-offs also vary according to the type of sample tested. Hair samples, for example, will have different cut-off levels for different drugs compared with urine or oral fluid (saliva) samples. While the cut-off for cocaine in urine is 300 ng/mL, the figure is 0.5 ng/mg for hair, when analysed using mass spectrometry and liquid chromatography.Laboratory testing for marijuana 4,5. Urine testing is commonly used to detect marijuana use. Cannabinoid immunoassay methods typically use an antibody directed against one of the metabolites of THC known as carboxy-tetrahydrocannabinol, or carboxy-THC. ... While it is possible if using the lower 20 ng/mL cutoff, it really depends on the size ...

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Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC; 716555: Nicotine Metabolite, Urine: 733786: Cotinine: ng/mL: 59646-0: 716555Physician / Surgeon. Doctoral Degree. 11,898 satisfied customers. I had a 90 day hair follicle test. The cutoff was 200 for. I had a 90 day hair follicle test. The cutoff was 200 for oxycodone and I failed and has 327 oxycodone. I want to know if that shows that I took a lot or … read more.So for example , if you fail the 50 ng/ml test they will send it to a lab and then it will be tested at the 15-20 ng/ml Mark (more sensitive) in which case they will confirm it is thc they are detecting (and not something like Advil or poppy seed or anything )Cannabinoid concentration is normalized using creatinine to correct for diurnal fluctuations in fluid intake and urine output. The normalized cannabinoid concentration can be used to monitor compliance with drug treatment programs. Serial determinations should be done at two- to three-day intervals. A 50% increase over the previous result is ...2. Impact on Employment and Legal Consequences. 3. Challenges and Limitations of Marijuana Testing. 4. Alternatives to Urine-Based Marijuana TestingWe would like to show you a description here but the site won’t allow us.

Oral fluid drug test common cutoff levels ; Methylenedioxymethamphetamine (MDMA). 50. 30 ; Methadone (MTD). 30. 20 ; Opiates (OPI). 40. 2 ; Marijuana (THC). 12. 2.Monitor Drug Profile 10 (MW) 737479. Opiate Screen, Urine. ng/mL. 19295-5. 764383. Monitor Drug Profile 10 (MW) 737085. Oxycodone/Oxymorphone, Urine. 300 ng/ml. 1-7 Days. 1-2 Days. Tricyclic Antidepressants. 1000 ng/ml. 1-14 Days Varies Widely by Drug See PDF Below. 1-2 Days. Note: The above chart gives approximate detection periods for each substance by test type. The range depends on amount and frequency of use, metabolic rate, body mass, age, overall health, drug tolerance, and …The most common is 5-panel test, which will screen for THC, cocaine, amphetamines (including methamphetamines), opiates, and phencyclidine (PCP). But there are more extensive non-DOT drug tests including 7, 9, 10, or even 12 panels. Additionally, EtG (alcohol) test of urine specimens can be included as add-on. 10-panel non-DOT drug …The true hair follicle test requires the hair to be “pulled” out of the scalp. However, Psychemedics hair follicle test requires the smallest sample in the industry, snipping above the scalp. No hair is “pulled” out of the scalp, and the hair follicle is not disturbed. Sample collection is a completely painless, quick procedure.Broad drug testing menu. With hundreds of different combinations of detectable drugs, test codes, and cutoff levels, there’s a urine testing panel for almost any reason for drug testing. However, our most commonly requested urine drug test is a 5-panel that screens for the presence of the amphetamines, cocaine, marijuana, opiates, and PCP. Marijuana Δ 9-Tetrahydrocannabinol (THC) Interpretation. The parent drug, Δ 9-tetrahydrocannabinol (THC), has a clearance half-life of less than 30 minutes and is not detectable in urine.Following a dose of THC, the metabolite typically appears in the urine within 60 minutes, but can take as long as 4 hours.402 W County Road D, St. Paul, MN 55112. 651–636–7466 / 800–832–3244. The Drugs of Abuse Reference Guide provides common drugs of abuse that may be included in a urine drug screening panel. Labcorp encourages the use of an independent medical review officer (MRO) to review all non-negative test results. Information contained in the ...

Quest Diagnostics offers a variety of drug test panels and cutoff levels in addition to the federally-mandated SAMHSA / US Department of Transportation (DOT) 5-drug panel. Certifications …

LabCorp usually follows the federal protocols of a 50ng cutoff level for thc metabolites unless an employer has asked for a different cutoff level. Rarely done. Your best bet is going to be subbing with synthetic urine or using someone elses clean urine.Initial presumptive testing by immunoassay at the following testing thresholds: amphetamines, 50 ng/mL; barbiturates, 0.1 μg/mL; benzodiazepines, 20 ng/mL; cocaine metabolite, 25 ng/mL; fentanyl, 1.0 ng/mL; methadone, 25 ng/mL; meperidine, 100 ng/mL; opiates, 5 ng/mL; oxycodones, 5 ng/mL; phencyclidine (PCP), 8 ng/mL; propoxyphene, …Amphetamines, such as ecstasy, crystal meth, or Ritalin. Phencyclidine, also called PCP or angel dust. Cocaine and crack cocaine. Opiates, such heroin, oxycodone, or hydrocodone. Marijuana. Although 5-panel tests do not screen for the presence of alcohol, labs may offer an add-on to include alcohol detection.Hi y'all. I'm 44 days clean from marijuana to prepare for my pre-program drug test and nursing school itself. I've paid for two lab tests out of pocket, one with a 50 ng/ml cutoff (which I passed at 38 days clean) and one with a 20 ng/ml cutoff (which I failed at 41 days clean).Doctor's Assistant: I understand that you have a question about the THC-COOH cut off level for LabCorps test, FM 590-PP Non-DOT urine, and the hiring employers name …Initial presumptive testing by immunoassay at the following testing thresholds: amphetamines, 50 ng/mL; barbiturates, 0.1 μg/mL; benzodiazepines, 20 ng/mL; cocaine metabolite, 25 ng/mL; fentanyl, 1.0 ng/mL; methadone, 25 ng/mL; meperidine, 100 ng/mL; opiates, 5 ng/mL; oxycodones, 5 ng/mL; phencyclidine (PCP), 8 ng/mL; propoxyphene, …Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC; 716555: Nicotine Metabolite, Urine: 733786: Cotinine: ng/mL: 59646-0: 716555Labcorp Marijuana Test Cutoff. 2. Impact on Employment and Legal Consequences. 3. Challenges and Limitations of Marijuana Testing. 4. Alternatives to Urine-Based Marijuana Testing ...Ecstasy is a commonly used street-name for MDMA (3,4-methylenedioxymethamphetamine). MDMA is an illegal drug with characteristics of both stimulants and hallucinogens. In the mid-1980s, MDMA was being used at all-night dance parties, now referred to as "raves." In 1985, the US Drug Enforcement Administration moved the drug to Schedule 1 status ...

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What are the cutoff levels for THC in a Labcorp 10 panel Profile 2 D15033 urine test? - Answered by a verified Drug Testing Expertmployer olutions 100 Commonly ordered urine unit codes Drug class Initial test level Confirmatory test level Amphetamines Amphetamine Methamphetamine 1000 ng/mL 500 ng/mL 500 ng/mL Cocaine metabolites 300 ng/mL 150 ng/mL Marijuana metabolites 50 ng/mL 15 ng/mL Opiates Codeine Morphine 2000 ng/mL 2000 ng/mL 2000 ng/mLPositive cutoff: 15 ng/mL. For medical purposes only; not valid for forensic use. The drug analyte detected in this assay, 9-carboxy THC, is a metabolite of delta-9-tetrahydrocannabinol (THC). Detection of 9-carboxy THC suggests use of, or exposure to, a product containing THC. This test cannot distinguish between prescribed or non-prescribed ...Why are screening and confirmation cut-off levels different? What methodologies does Labcorp use to perform confirmation testing? What testing methodology does Labcorp use to perform initial drug screening? Amphetamine testing Why isn't MDMA detected in my standard amphetamine screen? What is the drug MDMA/Ecstasy?Passed a quest diagnostics pre-employment urine test with detox drink. This is the Quest Diagnostics test I took broken down into plain English. 50 = 50 ng/ml cutoff limit for THC (Should point out when you look up the lab code it says confirmatory 15 ng/ml cut off for THC) My smoking frequency: 1-2.5 grams of good weed per day.Drug detection times vary depending on the dose, sensitivity of the testing method used, preparation and route of administration, duration of use (acute or chronic), the matrix that is analyzed, the molecule or metabolite that is looked for, the pH and concentration of the matrix (urine, oral fluid), and variations in metabolic and renal clearance. 2 In general, …Drug (and Some common Detectable duration Urine cut–off points Toxic Blood reference trade name) street names in urine after for reporting positive blood level (therapeutic) range last dose or limit of quantitation* Pentobarbital Goof balls, 2 days 425 ng/mL (S)(1) >11 µg/mL <10 µg/mL (Nembutal) Downers, 200 ng/mL (C)(3)Quest/Labcorp THC cutoff? I'm looking on their website and it says the THC initial cutoff is 20ng/ml and not 50 and the confirmation is 10-15ng/ml depending on the place. Can anyone who's taken a test at these places confirm the cutoff? I always thought it was 50 but I was surprised to see differently on the websites 62 comments New Add a CommentLabcorp test details for Lorazepam Confirmation, Quantitative, Urine ... Urine: 17088-6: 808026: Lorazepam, Urine: ng/ml: 17088-6: Test Menu Right Side Menu. Find a ...Drug (and Some common Detectable duration Urine cut–off points Toxic Blood reference trade name) street names in urine after for reporting positive blood level (therapeutic) range last dose or limit of quantitation* Pentobarbital Goof balls, 2 days 425 ng/mL (S)(1) >11 µg/mL <10 µg/mL (Nembutal) Downers, 200 ng/mL (C)(3)Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC; 912081: Drug Screen 17 w/Conf, UR: 69739-1: 910441: Creatinine: mg/dL: 2161-8 ….

Cutoff levels are expressed in nanograms (ng) per milliliter (mL) for urine and oral fluid testing or picograms (pg) per milligram (mg) for hair testing. It is important to select a specimen type and cutoff level based on the desired window of detection and any regulatory requirements. Only when a drug or drug metabolite is identified at a ...Drug Testing Cut Off levels for the standard 5 panel drug urine test, DOT drug test and other drug test panel configurations can be found at: Charts – Cutoff Levels Many non-regulated employers mirror the cutoff levels established by the government while others customize their drug testing panels to be more sensitive to certain drugs based upon their program needs and unique workforce.The routine cutoff levels listed below may periodically change. Note: some cutoff levels may differ for your agency. The analytical methods used by RTL are scientifically accepted and approved by the U.S. Department of Health and Human Services (CMS / CLIA). Urine Screening Methodology. In order to determine if a urine specimen is negative or ...LabCorp usually follows the federal protocols of a 50ng cutoff level for thc metabolites unless an employer has asked for a different cutoff level. Rarely done. Your best bet is going to be subbing with synthetic urine or using someone elses clean urine.Hi u/cheesecake_1727 , cannabis can stay in your urine anytime from 5 - 95 days. In this table you can find general detection times for weed. Remember that these are not a guarantee and can vary by person. Marijuana Detection Time Chart. Urine Drug Test. 1 time only. 5-8 days. 2-4 times per month.Details Back to Top Carboxy-THC (Marijuana Metabolite) Confirmation, quantitative, urine TEST: 149 CPT: 80349 Print Share Synonyms Marijuana; THC; Mary Jane; Reefer Expected …The initial test should include the prescribed drug, amphetamines, opioids, cocaine, benzodiazepines, oxycodone, barbiturates, methadone, fentanyl, and marijuana. 6 Table 2 lists commonly ordered ...Summary. A urine drug test can detect both illegal and prescription drugs in a person’s system. Doctors, sports officials, and many employers require these tests regularly. Urine tests are a ...Oct 13, 2016 · This mouth swab drug test can detect 6 illicit drugs of abuse within hours of drug use. This simple to use, instant test is perfect for staffing agencies and other companies who want a reliable oral swab drug test for workplace drug testing. The Oratect provides low cutoff levels with reliable results available in a matter of minutes. Labcorp thc cutoff level urine, Frequently asked questions: Workplace Drug Testing. Drug detection times vary depending on the dose, sensitivity of the testing method used, preparation and route of administration, duration of use (acute or chronic), the matrix that is analyzed, the molecule or metabolite that is looked for, the pH and concentration of the matrix (urine, oral fluid), …, We would like to show you a description here but the site won’t allow us., Details Back to Top Carboxy-THC (Marijuana Metabolite) Confirmation, quantitative, urine TEST: 149 CPT: 80349 Print Share Synonyms Marijuana; THC; Mary Jane; Reefer Expected …, Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC; 912081: Drug Screen 17 w/Conf, UR: 69739-1: 910441: Creatinine: mg/dL: 2161-8, Labcorp test details for Cannabidiol (CBD)/Tetrahydrocannabinol (THC) Ratio, Urine 701907: Cannabidiol (CBD)/Tetrahydrocannabinol (THC) Ratio, Urine | Labcorp Skip to main content, The screening cutoff levels were reached with multiple cannabinoids being tested that registered above the screening test cutoff level (1 pg/mg). When the specimen went into separate confirmation testing (an entirely different test from start to finish) only Carboxy THC was being measured, with different cutoff levels (0.05 pg/mg). , cannabis can stay in your urine anytime from 5 - 95 days. In this table you can find general detection times for weed. Remember that these are not a guarantee and can vary by person. Marijuana Detection Time Chart. Urine Drug Test. 1 time only. 5-8 days. 2-4 times per month. 11-18 days. , Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC; 912081: Drug Screen 17 w/Conf, UR: 69739-1: 910441: Creatinine: mg/dL: 2161-8, 1,599 satisfied customers. I took lab drug test yesterday. I have been clean for 19. I took lab drug test yesterday. I have been clean for 19 days. I used to smoke weed everyday for 2 month s before that. About a couple of puffs per night … read more., Drug (and Some common Detectable duration Urine cut–off points Toxic Blood reference trade name) street names in urine after for reporting positive blood level (therapeutic) range last dose or limit of quantitation* Pentobarbital Goof balls, 2 days 425 ng/mL (S)(1) >11 µg/mL <10 µg/mL (Nembutal) Downers, 200 ng/mL (C)(3), Monitor Drug Profile 10 (MW) 737479. Opiate Screen, Urine. ng/mL. 19295-5. 764383. Monitor Drug Profile 10 (MW) 737085. Oxycodone/Oxymorphone, Urine., Frequently asked questions: Workplace Drug Testing. Please review the frequently asked questions below. Not a patient? Visit Health Care Provider Help., Methodology: Liquid chromatography/tandem mass spectrometry (LC/MS-MS) Use: To assist in distinguishing whether a positive urine THC test is exclusively the result of CBD use Volume: …, Screen cutoff. Confirmation cutoff. Amphetamines. 150 ng/mL. 120 ng/mL. Cocaine. 15 ng/mL. 6 ng/mL. Marijuana (THC) , Y-axis: the levels of the THC-COOH in the urine. THC-COOH is the metabolite that drug test will detect. When this value is above the drug test cutoff level (50ng/ml) – the drug test will show a positive result. X-axis: days after you stopped smoking. We assume that the last day you smoked is the 0 day., Oral fluid drug test common cutoff levels ; Methylenedioxymethamphetamine (MDMA). 50. 30 ; Methadone (MTD). 30. 20 ; Opiates (OPI). 40. 2 ; Marijuana (THC). 12. 2., 1,599 satisfied customers. I took lab drug test yesterday. I have been clean for 19. I took lab drug test yesterday. I have been clean for 19 days. I used to smoke weed everyday for 2 month s before that. About a couple of puffs per night … read more., You can probably always pass a 50ng test with those habbits, and most drug tests use the 50ng cutoff. If they sent it to a lab they may be able to find it but I doubt it. But for future reference, abstain from working out in the days before a drug test. Thc stores in fat so when you work out it can release more of it., Purchase your own health tests. With Labcorp OnDemand, you can purchase the same tests trusted by doctors, directly from Labcorp. Get trusted, confidential results on everything from general health checks to specific areas like fertility, anemia, diabetes, allergies and more. Shop All Tests., Quest Diagnostics offers a variety of drug test panels and cutoff levels in addition to the federally-mandated SAMHSA / US Department of Transportation (DOT) 5-drug panel. Certifications …, Summary. A urine drug test can detect both illegal and prescription drugs in a person’s system. Doctors, sports officials, and many employers require these tests regularly. Urine tests are a ..., 5 days. Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. In some cases, additional time should be allowed for additional confirmatory or additional reflex tests. Testing schedules may vary., Identifying Marijuana Use. Marijuana, also known as cannabis, is a plant material obtained from cannabis sativa. It is used as medication or recreational purposes. Although the Cannabis plant contains hundreds of compounds, delta-9-tetrahydrocannabinol (Δ9-THC or THC) is psychoactive and produces several pharmacological effects., Testing methodology To what does ng/mL refer? Why are screening and confirmation cut-off levels different? What methodologies does Labcorp use to perform confirmation testing? What testing methodology does Labcorp use to perform initial drug screening? Still need help? Contact Us. Frequently Asked Questions Workplace Drug Testing, Relief of pain adjunct to general or regional anesthesia moderate to moderately-severe pain. Indications for monitoring include the following: to confirm or identify suspected drug toxicity in chronic use, therapeutic misadventure, or accidental or intentional acute overdose; to aid in the identification of an unknown drug ingested in unknown quantities, drug …, Hi u/livingMybEstlyfe29 , cannabis can stay in your urine anytime from 5 - 95 days. In this table you can find general detection times for weed. Remember that these are not a guarantee and can vary by person. Marijuana Detection Time Chart. Urine Drug Test. 1 time only. 5-8 days. 2-4 times per month., HR told me its only for meth, barbiturates and opiates. So, I'm assuming that's what this drug test means. Hope this helps. Jaxson_11 • 2 yr. ago. Mine is a 4 panel so I'm hoping THC is not involved. I dont even smoke, but I take Delta 8 gummies to help me sleep. I heard this will show up on a drug test as a user., Drug Detection Times & Cut-Off Levels (LabCorp, Quest, And Others) Drug detection times are another problematic issue to discuss. One person could be undetectable within two days while another person could take twice as long simply because of the way that metabolism works, due to the state of general health, or because of some other reason., In most patients, urobilinogen levels in the urine are less than 1 mg/dL; observed levels range from 0-8 mg/dL, according to Express Diagnostics. Urobilinogen is formed from the breakdown of bilirubin in the intestines and passed to the liv..., This is important because passing a drug screening (or not) will depend on the detectable cut-off levels for that particular drug. For example, for THC, the cut-off is 50ng/ml. If your home drug test is positive and you have a screening coming up, you can still do various things to increase your chances of passing. The following tips may help ..., LabCorp usually follows the federal protocols of a 50ng cutoff level for thc metabolites unless an employer has asked for a different cutoff level. Rarely done. Your best …, Positive cutoff: 15 ng/mL. For medical purposes only; not valid for forensic use. The drug analyte detected in this assay, 9-carboxy THC, is a metabolite of delta-9-tetrahydrocannabinol (THC). Detection of 9-carboxy THC suggests use of, or exposure to, a product containing THC. This test cannot distinguish between prescribed or non …, However, now, all opiates and opioids, except morphine, can be differentiated with GC/MS and LC/MS for their metabolites (for example, so far ONLY heroin can be metabolized into 6-mono-acetyl-morphine). And to exonerate poppy seeds from morphine, the cutoff level has been increased from 300 ng/ml to 2000 ng/ml in urine. A 7x fold increase.