qualitative test


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qualitative test

a test that determines the presence or absence of a substance.
References in periodicals archive ?
The qualitative test appears the specific color and some count of spot on KLT plate [Table 1 and Figure 1] .
Although the test used is a qualitative test, it has a quantitative part due to the cut-off levels, which give a guide to the possible concentration of the substance if positive.
Whereas, the average percent copper obtained experimentally using the addition of ammonia as a qualitative test for the presence of copper in solution was 34% [+ or -] 2%, with the measurements ranging from 30.
For primary screening of biosurfactant producing bacteria, qualitative tests were performed using drop collapse test as described by Jain et al.
Detection of unexpected isoforms of human chorionic gonadotropin by qualitative tests.
18 February 2014 - Swiss Roche (VTX:ROG; OTCMKTS:RHHBY) said Tuesday that its COBAS AmpliPrep/COBAS TaqMan HIV-1 Qualitative Test, version 2.
The site includes sections on the Technology: how the water treatment system works, its features & benefits and verified qualitative test results, on Applications: explaining the different sectors & industries where the Starfish water purification technology can be used.
Notified bodies are well educated on new technology offerings, and approval of subjective and qualitative test methods are coming under greater scrutiny.
After five minutes, hCG qualitative test was interpreted as positive with the appearance of two colored lines, negative if one line appeared, and invalid if no line appeared.
After one year, when it becomes necessary to test for possible impairment, the company may choose to apply the qualitative "more likely than not" test to each of the four reporting units to determine if performing the two-step qualitative test is necessary, or it may elect to proceed directly to the two-step quantitative test.
If the qualitative test is negative, that would be a positive response, and if there was a 2-log drop in the viral load, that would constitute a positive response as well (meaning that patient is responding to therapy).
The quality assurance device performs a qualitative test for ductility in a fusion joint.

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