中文字幕AV人妻一区二区_国产肥熟女视频一区二区三区_好吊色欧美一区二区三区四区_国产精品乱码高清在线观看

產品列表PRODUCTS LIST

  • 二氧化碳氣體檢測管2CG 0.01-0.02%

    二氧化(hua)碳氣體檢測管2CG 0.01-0.02%,日本Gastec公司取(qu)得中華(hua)人民共和國計(ji)量器具型式批準(zhun)(zhun)證書CG系列(lie)檢測管 (對(dui)應GB50325-2001標準(zhun)(zhun)及GB/T18883-2002標準(zhun)(zhun)),通過PA認證,室內空氣質量(T18883-2002)標準(zhun)(zhun)

  • 一氧化碳氣體檢測管1CG 2-40mg/m3 通過國標PA認證

    室內空氣(qi)質量監測(ce)(ce)用(yong)氣(qi)體(ti)檢測(ce)(ce)管,國內室內空氣(qi)質量標準 甲醛 ≤0.10mg/m3 甲苯 ≤0.20mg/m3 二甲苯≤0.20mg/m3 (0.20 ppm) p-二氯苯 0.24mg/m3 (0.04 ppm)自(zi)動(dong)氣(qi)體(ti)采樣(yang)泵 點擊(ji)自(zi)動(dong)氣(qi)體(ti)采樣(yang)泵 GSP-300FT-2獲得詳細說明,流量范圍50-250mL/min,適合工作場所連續(xu)取樣(yang)檢測(ce)(ce)的(de)檢測(ce)(ce)管,甲醛檢測(ce)(ce)管 91P,91PL 適用(yong),一氧化碳氣(qi)體(ti)檢測(ce)(ce)管1CG 2-40mg/m3 通過國標PA認(ren)證

  • 芳香烴/多環芳烴氣體檢測管Aromatic hydrocarbons 20

    芳(fang)(fang)香烴(jing)/多環芳(fang)(fang)烴(jing)氣體檢(jian)測管(guan)Aromatic hydrocarbons檢(jian)測范圍0.4-2ppm 2-100ppm 100-200ppm,大部(bu)分芳(fang)(fang)香烴(jing)都會使苯檢(jian)測管(guan)發生(sheng)相類似的(de)(de)顏(yan)色變化.所以(yi)一旦觀察(cha)到類似的(de)(de)顏(yan)色變化,就說明(ming)被檢(jian)二氧(yang)化碳(tan)中可(ke)能含(han)有(you)芳(fang)(fang)香烴(jing)類物(wu)質. 如果被檢(jian)樣(yang)品(pin)中含(han)有(you)水分(≥10ppm),會使變色層向遠(yuan)離進氣端的(de)(de)方向推移(yi),芳(fang)(fang)香烴(jing)簡稱“芳(fang)(fang)烴(jing)”,通(tong)常指分子中含(han)有(you)苯環結構的(de)(de)碳(tan)氫(qing)化合物(wu)。芳(fang)(fang)香烴(jing)主(zhu)要來(lai)源于煤、焦(jiao)油(you)(you)和石油(you)(you)。芳(fang)(fang)香烴(jing)不溶于水,溶于有(you)機溶劑。芳(fang)(fang)香烴(jing)一般比水輕;沸點隨分子量的(de)(de)增加而升高。

  • 一氧化碳氣體檢測管 1HH

    一氧(yang)(yang)化(hua)(hua)碳氣體(ti)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)管(guan) 1HH,上海豫東電子科(ke)技(ji)有(you)(you)限公(gong)司為您提(ti)供一氧(yang)(yang)化(hua)(hua)碳檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)管(guan)、氣體(ti)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)管(guan)、二(er)氧(yang)(yang)化(hua)(hua)碳檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)管(guan)、氣體(ti)采(cai)樣器、一氧(yang)(yang)化(hua)(hua)碳檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)管(guan)、氣體(ti)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)管(guan)、二(er)氧(yang)(yang)化(hua)(hua)碳檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)管(guan)、氣體(ti)采(cai)樣器等設(she)備。氣體(ti)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)管(guan)、檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)管(guan)、二(er)氧(yang)(yang)化(hua)(hua)碳檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)管(guan)、一氧(yang)(yang)化(hua)(hua)碳檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)管(guan)、二(er)氧(yang)(yang)化(hua)(hua)硫檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)管(guan)、氣體(ti)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)管(guan)、可燃氣體(ti)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)管(guan)、易爆氣體(ti)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)管(guan)、有(you)(you)害氣體(ti)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)管(guan)、有(you)(you)毒氣體(ti)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)管(guan)等各種氣體(ti)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)管(guan)

共 100 條記錄,當前 13 / 13 頁  首頁  上一頁  下一頁  末頁  跳轉到第頁