品牌:歐美品牌 | 規格: | 產地:歐美 |
2711P-RN6
2711P-RN6
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wika威卡160 mm Dial,Dry Case ( Fillable Type ), 232.50,1/2" NPT Male BOTTOM
wika威卡160 mm Dial,Dry Case ( Fillable Type ), 232.50,1/2" NPT Male BOTTOM
wika威卡160 mm Dial,Dry Case ( Fillable Type ), 232.50,1/2" NPT Male BOTTOM
wika威卡160 mm Dial,Dry Case ( Fillable Type ), 232.50,1/2" NPT Male BOTTOM
wika威卡160 mm Dial,Dry Case ( Fillable Type ), 232.50,1/2" NPT Male BOTTOM
wika威卡160 mm Dial,Dry Case ( Fillable Type ), 232.50,1/2" NPT Male BOTTOM
wika威卡160 mm Dial,Dry Case ( Fillable Type ), 232.50,1/2" NPT Male BOTTOM
wika威卡160 mm Dial,Dry Case ( Fillable Type ), 232.50,1/2" NPT Male BOTTOM
wika威卡160 mm Dial,Dry Case ( Fillable Type ), 232.50,1/2" NPT Male BOTTOM
wika威卡160 mm Dial,Dry Case ( Fillable Type ), 232.50,1/2" NPT Male BOTTOM
wika威卡160 mm Dial,Dry Case ( Fillable Type ), 232.50,1/2" NPT Male BOTTOM
wika威卡160 mm Dial,Dry Case ( Fillable Type ), 232.50,1/2" NPT Male BOTTOM
wika威卡160 mm Dial,Dry Case ( Fillable Type ), 232.50,1/2" NPT Male BOTTOM
wika威卡160 mm Dial,Dry Case ( Fillable Type ), 232.50,1/2" NPT Male BOTTOM
wika威卡63 mm Dial,Dry Case ( Fillable Type ), 213.53,1/4" NPT Male BACK Connectio
wika威卡63 mm Dial,Dry Case ( Fillable Type ), 213.53,1/4" NPT Male BACK Connectio
wika威卡63 mm Dial,Dry Case ( Fillable Type ), 213.53,1/4" NPT Male BACK Connectio
wika威卡63 mm Dial,Dry Case ( Fillable Type ), 213.53,1/4" NPT Male BACK Connectio
wika威卡63 mm Dial,Dry Case ( Fillable Type ), 213.53,1/4" NPT Male BACK Connectio
wika威卡63 mm Dial,Dry Case ( Fillable Type ), 213.53,1/4" NPT Male BACK Connection,
wika威卡63 mm Dial,Dry Case ( Fillable Type ), 213.53,1/4" NPT Male BACK Connection,
wika威卡63 mm Dial,Dry Case ( Fillable Type ), 213.53,1/4" NPT Male BACK Connection,
wika威卡63 mm Dial,Dry Case ( Fillable Type ), 213.53,1/4" NPT Male BACK Connection,產品介紹我們知道地球大氣層上有一層臭氧層,科學家們已經發現臭氧層能吸收紫外線,研究表明臭氧僅對波長253.7nm的紫外線具有大吸收係數,在此波長下紫外線通過臭氧會產生衰減,符合蘭波特比爾定律。該方法已被美國等國家作為臭氧標準分析方法。該臭氧檢測儀就是採用紫外線吸收法的原理,用穩定的紫外燈光源產生紫外線,用光波過濾器過濾掉其它波長紫外光,只允許波長253.7nm通過。經過樣品光電傳感器,再經過臭氧吸收池後,到達採樣光電傳感器。