The levels permitted vary among substances, depending on toxicity tests in animals.

And what about the toxicity test of that soda you're drinking ?

There are several different types of acute toxicity tests.

Unfortunately, use of acute toxicity tests remains widespread in industry.

Personnel collecting samples and performing toxicity tests should not work alone.

I'm working on the production of a culture from placental tissue which can give reliable results in toxicity tests.

Did they do a legitimate drug study, with toxicity tests and placebo controls?

He also said the proposed regulations would apply to the 22 toxicity tests involving humans that are now before the agency.

A complete file must be maintained for each individual toxicity test or group of tests on closely related samples.

The organisms used in toxicity tests must be identified to species.