지정품명부호 검색

주변 공기중의 증기를 끌어내고 관에서 막히도록 하기 위해 전기 또는 수동의 손바닥 크기 흡입 펌프와 함께 사용되도록 고안된 품목이다. 이 관은 실험실에서 색층분석으로 분석되어야 한다.

An item designed to be used in conjunction with an electric or manual handheld aspiration pump so as to draw and trap surrounding air vapors. The tube must be chromatographically analyzed, after use, in a laboratory. It does not have an integral indicator or produce colorimetric/color comparative results. It is preferably used in accordance with analytical methods published by the National Institute of Occupational Safty and Health Administration, Environment Protection Agency, Department of Health and HUMAN Services, and/or the Environmental Protection Agency.