The results will not be made public until chemical tests have been completed, officials said.

If drugs are found, then a second, more sensitive chemical test is performed.

Here the young inventor began making a number of chemical tests.

No chemical tests were performed on the pills they found.

Some chemical tests can be used to help identify the mushroom.

Neither round of inspections included any chemical tests on the drugs.

I'd like you to just do a quick chemical test and let me know if that was a carbonate.

The type of infection is found using a microscope, chemical tests, or both.

The company offers over 5600 different chemicals and compounds for chemical tests.

Chemical tests were conducted over the winter and the level of pollution was found not to be a threat.

There would be extensive chemical tests of the Martian soil.

You may subject it to every known physical and chemical test, if you wish to prove the point.

Several chemical tests have been documented that can help confirm the identify of this species.

The bullets were undergoing chemical tests to see if their point of origin could be determined.

Chemical tests were clear enough Rebus cut the call, screwed shut his eyes.

If you're faced with a situation where an officer wants you to take a chemical test, request a blood test.

Chemical tests have confirmed that this is true for the city walls of Xian.

Chemical tests led to the conclusion that he carried it for use as tinder.

After X-rays and chemical tests, it was determined that the head had been in the bog for at least 100 years.

"You won't have to make a chemical test to know that this Pyrolac has been adulterated."

We just finished the chemical tests on it.

The small piece had then been subjected to a variety of chemical tests but had revealed almost nothing.

Most olive-oil frauds are easy to detect using chemical tests.

Some simple chemical tests, such as urine pH, can be measured directly in the doctor's office.

At the police station, the arrestee will be offered a chemical test of breath, blood or, much less frequently, urine.