Testing of materials for semiconductor technology; determination of impurities in carrier gases and doping gases; determination of methane impurity in H<(Index)2>, O<(Index)2>, N<(Index)2>, Ar and He by using a flame ionization detector (FID)
半导体技术材料测试;载气和掺杂气体中杂质的测定;用火焰离子化检测器(FID)测定H<(指数)2>、O<(指数)2>、N<(指数)2>、Ar和He中的甲烷杂质