超级碰在线-超级碰碰永久免费视频播放-超级碰碰碰免费视频播放-超级碰碰碰免费视频-亚洲国产99在线精品一区69堂-亚洲高清资源在线观看

美國Photovac
Photovac公司成立于1975年，公司總部位于位于美國馬薩諸塞州。幾十年來，公司已為VOC監測技術的領導者。 Photovac產品包括手持式、便攜式和臺式基于光離子化檢測、火焰離子化檢測和氣相色譜技術上的儀器。Photovac的許多產品為確保安全及提供現場潛在危險的揮發性有機化合物的識別和量化，為給緊急情況和環境反應小組快速而準確的決策提供需要的信息。
Photovac, Inc. is the premier provider of hand-held instruments for superior detection, measurement, analysis, and monitoring of volatile organic compounds (VOCs) in air, soil, or groundwater.

VOCs, found in petroleum, gasoline and paints, include benzene, trichloroethylene and other common organic solvents. Our instruments provide solutions for a wide array of environmental and industrial hygiene applications. Photovac’s customers range from environmental consulting firms to large government agencies and Fortune 500 companies.

Every Photovac instrument is designed to be portable and rugged to perform flawlessly on site under the toughest field conditions. Photovac is the only company to offer complete VOC solutions using hand-held PID, FID and portable GC. All of Photovac products are intrinsically safe Class I, Division 1, Groups A, B, C, and D, so Photovac instruments can be taken into potentially explosive environments with confidence.

With over 25 years of experience in the technology of photoionization detectors, gas chromatographs, and flame ionization detectors, Photovac has provided hundreds of applications to solve our customers VOC analysis requirements. With an extensive application library and industry benchmark portable instruments, Photovac is the solution to your air monitoring needs.