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More than likely, if it was positive when given, it will stay positive even after 4 weeks. I am not sure how long the lab keeps your urine, but most don't take that long before testing.
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How many material testing laboratories are there in Virginia?
There is no all-inclusive list of material testing labs in Virginia. Chesapeake Material Testing Labs, E-labs, NanoSafe, and Dominion Engineering are among the material testing labs operating in Virginia.
How many hours after the results of a failed drug test until its invalid?
some labs keep the urine frozen for up to one year but say it depends on what drug their tesetng for. They can keep it in the fridge for 1 week before it is discarded.
What type of testing have a digitally signed drivers have undergone?
WHQL- Windows Hardware Quality Labs testing
Where are the best testing labs located?
One of the most highly regarded test labs is Consumer Reports; they test a wide variety of products on consumer and corporate levels. Independent testing labs for DNA, product nutrition and safety include UL / Underwriters Laboratory, Beackon DNA Testing, Breachway Labs, ParmCo, Atlantis Testing andTestLabs
Can probation urine drug screens tell whether the urine is male or female?
Some labs do and some labs don't. To be safe, I would assume that they do. It is very easy to distinguish male urine from female urine.
Are Monkeys Made To Smoke In Testing Labs?
of course
Do the labs that methadone clinics send their urine analysis to for drug screenings check to see if it is male or female urine and is additional hormone testing required for that?
if your a woman you can use male pee, but a man may use woman pee and show up poregnant
What kind of testing has a digital signed driver undergone?
Windows Hardware Quality Labs (WHQL) testing
All digital signing drivers have undergone Testing?
WHQL. Windows Hardware Quality Labs testing and have received the windows logo.
If you get a paternity test done at a private lab will the state recognize it?
Even the labs used by the courts are private, but certified by the state. Confirm certification before testing. see link
What are the tests for detecting heavy metals in seafoods?
Yes, however to test for heavy metals in the seafood - you'd have to work with a forensics laboratory. Your typical blood labs are for just that - blood (and urine, salivia, etc.), not for any non-human testing
How does animal testing kill them?
One way is in the use of the animals as test subjects in labs/
