Sentence examples for tests of the substance from inspiring English sources

Preliminary tests of the substance came back with mixed results, said Jason Brady, a city spokesman.

Other possibilities include the use of QSAR and read-across from structurally related substances, if testing of the substance is technically impossible because of its physico-chemical properties or in cases of data poor situations.

The new law to ban legal highswill fail because proving psychoactivity requires expensive testing of the substances in specialised laboratories, and there is simply no budget big enough to carry out the work.

In a related series of tests, the substance was exploded from bomblets in Hawaii in April and May 1966.

"At this point, you need to test all of the substances you're using.

The Centres for Disease Control recently detected flame retardants in the blood or urine of virtually every person tested for the substances.

That discovery eventually led to the development of the P.S.A. test; high levels of the substance can point to the presence of prostate cancer at an early stage.

Since direct cytotoxicity of JMN3-003 was low for all cell lines examined, we next tested the effect of the substance on cell cycle progression.

Several cases are studied to observe HCl capture performance, including testing of the resulting substances in detail using Thermogravimetric Analysis TGAand and X-ray diffraction (XRD) tests.

News of the American's failed test emerged last month, but the details of the substance he tested positive for have - until now - not been made public.

Many nations were taking precautions, though most of the tests of suspect substances were coming back negative.