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Accredited Drug Testing provides drug and alcohol testing services at multiple locations throughout your local area.
Customized Testing Options Available l Discounts available for Bulk Purchases l Onsite Drug Testing Services
Urine drug testing is the predominant method for drug screens nationwide and stands as the sole test type recognized for DOT-regulated drug testing under federal regulation 49 CFR Part 40. It successfully identifies recent substance exposure through a urine sample, searching for drugs, drug metabolites, and notable alcohol biomarkers. This method's rigorous standardization and confidentiality protocols deliver legally sound and accurate results, suitable for employers or individuals and necessary court orders in Tinley Park, IL.
Testing Methods & Collection Process
1. Donor Identity Verification
To begin, the test donor presents a valid government ID and completes chain-of-custody form signatures.
2. Secure Collection Environment
The process involves collecting urine in a monitored restroom setting, eliminating tampering risks. Securing personal items, the water taps, and adding dye to toilet water are standard procedures in Tinley Park, IL collections.
3. Chain of Custody Documentation
A federally approved Chain of Custody Form (CCF) is used to maintain test integrity and trace the specimen from collection onward.
4. Temperature & Validity Checks
After collection, the specimen undergoes immediate temperature and appearance checks by the collector. This is followed by lab-based validity tests, measuring specific gravity, creatinine, pH levels, and screening for adulterants.
5. DOT Split Specimen
For DOT tests, the sample is split into two vials: Bottle A for initial evaluation and Bottle B for possible retesting upon dispute. Conversely, non-DOT tests involve collecting a single vial.
6. Laboratory Screening & Confirmation
Certified laboratories, including those in Tinley Park, IL, conduct testing in two phases:
7. MRO Verification
A licensed Medical Review Officer (MRO) evaluates any non-negative outcomes, ensuring their veracity through review discussions with donors before final results are officially confirmed.
Extended timeframes might be necessitated by shy bladder conditions, invalid specimen issues, or when further laboratory confirmation along with donor verification becomes necessary.
Limitations of Urine Drug & Alcohol Screening
Despite certain constraints, urine testing prevails as the most viable and extensively implemented screening tool across the nation for drugs and alcohol.
Hair-based drug and alcohol testing presents a dependable laboratory option capable of uncovering long-term trends in substance use. Differing from urine tests, which capture recent drug or alcohol activity, hair tests uncover a 90-day usage period by focusing on drug metabolites ingrained within the hair fibers. This thorough approach suits workplace programs, court proceedings, child custody disputes, and occasions necessitating an in-depth examination of an individual's substance involvement over time.
Testing Techniques & Collection Processes
Result Duration: Standard processing usually takes 2-3 business days post-laboratory reception, while complex panels extend to 3-5 business days.
Given these factors, hair testing holds prominence nationwide, including Tinley Park, IL, valued for its thorough insight into sustained substance involvement.
Accredited Drug Testing offers an extensive array of alcohol and drug testing choices, crafted for compliance across employer, DOT, legal, and personal testing requisites, inclusive of facilities in Tinley Park, IL. Familiarity with each methodology ensures precise option selection, credible results, and adherence to both federal and state regulations. Our expansive national framework, accredited laboratories, alongside experienced Medical Review Officers provide the exactitude, reliability, and professionalism indispensable for trustworthy testing determinations.
An alcohol urine analysis discerns recent alcohol intake by pinpointing ethanol metabolites within urine samples. Widely recognized for workplace assessments, legal requirements, and post-incident evaluations, even in Tinley Park, IL, this method neither measures current impairment nor extends a long detection scope, nevertheless provides an instantaneous, cost-efficient screening solution.
The EtG (Ethyl Glucuronide) urine assessment is an acute sensing technique capable of detecting alcohol use as long as 80 hours post-consumption. With EtG emerging as a direct ethanol metabolite, this test is prominently utilized by courts, rehabilitation endeavors, and compliance oversight frameworks, delivering an extended detection span compared to conventional urine-based alcohol evaluations, praised for its reliability and accuracy.
An alcohol breath analysis determines ongoing impairment levels through the assessment of breath alcohol concentration. Administered using DOT-certified breath alcohol determination devices (EBTs), they yield prompt, legally sustainable outcomes. Breath analysis is mandated for DOT-covered workforce, leveraged prevalently in workplace, incident-oriented, and reasonable suspicion testing situations.
A blood alcohol analysis directly gauges ethanol concentration within the bloodstream, ranking among the most precise methodologies for impairment determination. Hospitals, law enforcement, and judicial institutions rely on this method for its accuracy, prominently applied during DUI assessments, emergency responses, and intricate legal investigations.
The PEth (Phosphatidylethanol) blood analysis identifies biomarkers within red blood cells indicating prolonged or intense alcohol consumption. PEth can trace alcohol use margins up to 2-3 weeks and is viewed as a stalwart indicator for extended drinking behaviors, frequently employed in family law rulings, monitoring schemes, treatment hubs, and pre-employment evaluations concerning safety-sensitive sectors.
An EtG hair alcohol examination extends a 90-day observance scale by analyzing alcohol residues embedded within the hair core, discerning recurrent or ongoing alcohol usage paradigms over sole instance consumption. Vital for courts, child custody engagements, and sustained supervision agendas, hair EtG assays command recognition owing to their precision, authenticity, and resistance to short-term abstinence maneuvers.
Through expert navigation, accredited national labs, and efficient scheduling capabilities, Accredited Drug Testing certifies that each alcohol examination method imparts explicit, defensible, and statutory compatible outcomes, aiding individuals and employers to remain informed, safeguarded, and regulatory compliant.
Accredited Drug Testing provides nationwide drug and alcohol screening solutions, including urine, hair, EtG, PEth, and breath alcohol testing. Backed by SAMHSA-certified laboratories, DOT 49 CFR Part 40 compliance, and scientifically validated testing technology, our services ensure accurate, defensible, and confidential results for employers, courts, and individuals.
Urine tests detect recent use and are the only option approved for DOT testing under 49 CFR Part 40. Hair tests provide a 90-day detection window per the Society of Hair Testing (SoHT). Alcohol testing options, EtG, breath, blood, or PEth. These tests can identify recent use, impairment, or long-term drinking behavior depending on the method.
Urine: 24 - 48 hrs for negatives (SAMHSA guidelines).
Hair: 2 - 5 business days due to multi-step forensic processing (SoHT).
Breath Alcohol: Immediate results using NHTSA-approved EBT devices.
PEth: 3 - 5 days based on forensic toxicology studies.
Lab confirmation using GC/MS or LC/MS is the gold standard per SAMHSA & DOT.
Hair testing is highly tamper-resistant (SoHT).
PEth is considered the most reliable marker of repeated drinking (Journal of Analytical Toxicology).
No. DOT-regulated urine tests require validity checks and chain-of-custody documentation (49 CFR Part 40). Hair tests undergo decontamination and metabolite extraction (SoHT), making them extremely difficult to adulterate.
EtG urine detects alcohol for up to 80 hours (NIH/SAMHSA studies). EtG hair detects chronic alcohol consumption for up to 90 days (SoHT alcohol guidelines).
5 Panel DOT:49 CFR Part 40. Expanded non-DOT panels add benzodiazepines, barbiturates, methadone, oxycodone, MDMA, fentanyl, and more (SAMHSA forensic panel standards).
PEth blood testing identifies long-term and heavy alcohol use for 2 - 4 weeks. Used in child custody, treatment monitoring, and professional compliance programs (CDC & Journal of Analytical Toxicology).
Hair testing does not detect drug use within the past 5 - 7 days. It identifies long-term or repetitive use patterns per SoHT standards.
Yes. Results follow strict chain-of-custody procedures, DOT/SAMHSA requirements, GC/MS or LC/MS confirmation, and MRO review; making them acceptable in court, DOT, and legal settings.
Yes. Accredited Drug Testing offers same-day appointments at 20,000+ locations nationwide, instant testing options, and onsite employer testing with bulk discounts.
Had very fast and good service, was able to get an appointment same day with the nearest facility. My questions were answered thoroughly but quick. Definitely recommend
Jacob Matzke - 11/19/2024
It was easy to make the arrangements to get to someone in regards to renewing my DOT medical certificate. They took care of everything over the phone which made my experience hassle free. I will definitely be using them again and you should too.
Jim Raymond - 10/18/2024
Fast and efficient service for employers wanting to do pre employment drug screening that meets DOT requirements!!
Mary Thomas - 4/5/2025
Where do I start?!! ADT is truly the best!! I had the pleasure of speaking with Tori today! She was excellent, professional and truly went above and beyond in her kind, compassionate care and commitment to providing me with the best service possible. I was in such a time crunch, but I was able to call, order the test, pay for it over the phone and get the test I needed within the hour. Not only did this put my mind at ease, they saved my job!! I am forever grateful for this team of hard workers, that care, with such great work ethics! Thank you from the very bottom of my heart!!! If you need a drug, alcohol, etc… screening, this team will be your lifesavers!!
Sarah Patterson - 4/8/2025
Great service easy use quick processing! Need a hair follicle for my DCFS case , quick and convenient!
Jesse Dupre - 4/12/2025
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