THC Check: Instant 20 Ng/ml Ultra-Sensitive Marijuana Test: 5 individual tests

THC Check detects marijuana metabolite in human urine at 20 ng/mL, making it the most sensitive instant test on the market. It is a simple and easy to use, and provides accurate results in minutes. The test includes very clear test and interpretation instructions. Product Features Exclusive THCCheck(tm) product sold only by USHealthTests. Test is

Categories: Home Tests

$9.48Amazon.com Price
(as of August 21, 2018 12:21 pm GMT+0000 - Details)

Added on: August 21, 2018 - More: Comments & Reviews


Product Description


THC Check detects marijuana metabolite in human urine at 20 ng/mL, making it the most sensitive instant test on the market.

It is a simple and easy to use, and provides accurate results in minutes. The test includes very clear test and interpretation instructions.

Product Features

  • Exclusive THCCheck(tm) product sold only by USHealthTests.
  • Test is not available from any other sellers.
  • Most sensitive instant THC test on the market: Detects THC below the standard 50 ng/mL so you can be sure of the result.
  • Dip the test in a urine sample and get an immediate result.
  • Clear instructions & test interpretations.
Samantha says:

Very pleased, easy to use. Best test on Amazon. Control test (Non thc user) confirmed results. Test was easy to use and had clear results. Also, used my husband as a control bc he doesn’t consume thc at all & his came back negative as expected. (I read reviews for a diff. Test where their control persons test came back positive, so this was very reassuring for me.).I used 3 other tests prior; all different brands.2 tests were from a local head shop, 1 of which was specifically for thc at a 50ng/ml sensitivity (came back negative) but realized it was expired so the…

Joseph Wilson says:

For 20NG buy these! These are way better than UTest. You can actually see the red line when you pass. It is significantly more visible allowing you to not have as much doubt. The UTest for me (even though I was passing) was so faint I couldn’t really tell if I was thinking it was there or if it was really there.These have a definite line when you pass and really puts your mind at ease. It’s either pink and not that faint, or practically as good as the control (never AS good) but really close.

Liz says:

Used these to test myself at home. Very sensitive … Used these to test myself at home. Very sensitive tests which is what i was looking for and needing. Still came up positive after 40+ days. About day 45 i started getting faint negatives. Was heavy daily user for 7 years so i expected a longer time before it was out of my system. Will purchase more in the future if/when needed.

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