No JAS prohibited materials have been used.

没有使用JAS标准禁止的物质。

youdao

The resolution provides new guidance to states regarding ship interdiction, cargo inspections, and the seizure and disposal of prohibited materials.

CNN: For the U.N. and North Korea: Game on

Then, in May, the Pentagon's Defence Contract Management Agency announced an inquiry into allegations that the company was violating the (aptly-named) Berry amendment, which has prohibited the use of foreign materials in products bought by the Department of Defence for more than 50 years.

ECONOMIST: Well, hardly