国产人成一区二区三区影院,老师您的兔子好软水好多,一区二区三区在线视频免费播放,我同桌c了我一节课,91漫画禁漫成人入口,入禽太深免费看,亚洲无人区码一二三码区别图片,爱趣电影网吧,国产家庭自拍校园春色

  • Photoacoustic Gas Analyzer
  • Dissolved O2, O3, H2 analyzer
  • Oil & Gas Pipeline Health
  • Sonic densitometer
  • Dissolved carbon dioxide analy
  • Other instrumentation
  • DK-7404S Colorimetric Dissolved ozone tester

    DK-7404S Colorimetric Dissolved ozone tester

    Characteristics

    Low cost high precision

    Chemical process proven by industry

    Can be used for standard ozone verification

    Can be used for process ozone analyzer calibration

    Wide range

     

     

    Overview:

    Dk-7404s colorimetric ozone dissolving tester is a high precision and low cost tool for measuring dissolved oxygen ozone, the range is 3ppm.And can achieve a higher concentration of measurement via dilution. 30  colorimetric tubes are used to measure ozone concentrations. Alternative reagent bottles and catalyst solutions are available through online stores.

     

    Specification

    Range : 0.05 - 3ppm (50 - 3000ppb)

    Resolution : 0.05ppm (50ppb)DK-7404S 比色法溶解臭氧測試裝置01.png

    Limited detection: 0.025ppm (25ppb)

    Display unit: ppm

    Response time: 1 minute

    Detection method: DPD Colorimetric

    Dimension : 6 x 7.5 x 2.5 inches (15.2 x 19.1 x 6.4 cm)

    Weight : 1.5lbs (0.68 kg)

    Supporting document: manual

    Quality assurance period: 1 year

    Relay: 0



    DK-7404S 比色法溶解臭氧測試裝置03.pngDK-7404S 比色法溶解臭氧測試裝置02.pngDK-7404S 比色法溶解臭氧測試裝置04.png


    Consulting phone 010-8243-3533
    Duke. All rights reserved Beijing tech technology Co. Ltd. 京ICP備14007870號-1