Quote Originally Posted by ChronicQueen
The home test and a lot of lab tests are 50 ng/ml for THC. If they send it to GNS though they will test it at 15 ng/ml.. so no, I would not say it's safe to assume if you pass a home one you will pass a lab one.
It's GC/MS and although the test are at 15 ng/ml doesn't matter. If you can pass a home test you will pass the GC/MS. All the GC/MS basically does is eliminate "false positives" by testing for 1 THC metabolite instead of 31, which eliminates false positives.