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4 days. after that invalid

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Q: Can a lab detect THC after urine sat in sealed cup for four days before testing and how long do they have for it to be valid test?
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How long are urine samples good for testing?

If properly sealed and stored, urine samples are good for testing up to 24 hours after the sample given. The urine sample should be in a sterile container within a sealed plastic bag and stored in a refrigerator.


Does a doctor have to ask for chlamydia to be test for in the urine or does it just show up?

To get tested for chlamydia, you must ask specifically for that test. Routine urinalysis or culture does not detect chlamydia.Chlamydia testing requires a specific test. Urine testing done for other purposes will not detect chlamydia.


Can urine be stored in the fridge before lab testing?

Yes, urine can be stored in the fridge before lab testing. In fact, urine is always supposed to be stored in cooler temperatures for testing. This prevents the growth of bacteria in the urine.


Would STD screening detect pelvic inflammatory disease?

If a woman had a bimanual exam during the STD screening, then it might detect PID. Simple urine testing will not detect PID.


What clinistix and albustix are used for?

Clinistix and Albustix both are used to test the properties of our urine. They are also very useful and important for Diabetes testing. Clinistix is used to detect the glucose in the urine and Albustix is used to detect protein in the urine Sarah Waqar 7th orange APS WESTRIDGE III Rawalpindi


Why is it possible to detect between a diabetic and a normal person by testing the urine?

Diabetics will show a high level of glucose (sugar) in their urine when they dip it with a urinalysis stick


What are the methods to detect drugs in urine after 3 months?

Almost no drug is detectable in urine 3 months after last use, this usually requires testing of hair.


How are urine tests performed on athletes to see if they have been taking drugs?

They urinate in a small container. The container is then sealed and the urine sample is then sent to a laboratory where it is analyzed to detect the presence of drugs.


How long can urine sit out before testing it?

30 minutes


How long does it take to pass a pbt after consuming alcohol?

A PBT can detect alcohol for up to 12 hours. I work for a drug testing place and people will blow hot from drinking the night before. After 12 hours you pretty much can't tell if you drank or not unless you do an ETG, which is a urine test that can detect if you drank or not for up to 80 hours. A PBT can detect alcohol for up to 12 hours. I work for a drug testing place and people will blow hot from drinking the night before. After 12 hours you pretty much can't tell if you drank or not unless you do an ETG, which is a urine test that can detect if you drank or not for up to 80 hours.


Why is it possible to detect the differences between a diabetic and a normal person by testing their urine?

Because Urine carries alot of waste products from the body, and using urine it can give you an idea as to what you are doing with your body... (e.g) How you eat.


Can a company take a urine sample tell you that they are testing for blood sugar and instead test for drugs such as Marijuana?

Yes they can. They can detect lots of other illegal drugs by taking urine samples too.