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Improved measuring range on 118SB Benzene tube The measuring range for 118SB Benzene tube has been improved to 5-300ppm(old measuring range was 5-200ppm). 苯的118SB管的測量范圍已提高到5 - 300ppm的（舊的測量范圍為5 - 200ppm的）。苯氣體檢測管118SB BENZENE 5-300ppm
更新時間：2025-07-09
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苯氣體檢測管118SB BENZENE 5-300ppm
日本KITAGAWA氣體檢測管型號更改信息：原型號---新型號
135SH Tetrachloroethylene tube model changed to 135SG
134SH Trichloroethylene tube model changed to 134SG
145S 1,2-Dichloroethylene tube model changed to 145SA
230S 1,2-Dichloroethane tube model changed to 230SA
236S 1,1,2-Trichloroethane tube model changed to 236SA
235S 1,1-Dichloroethane tube model changed to 235SA
We launched a new detector tube to measure 1,3-Butadiene to enable you measure down to 1/10 concentration of TLV-TWA （2ppm） of ACGIH and PEL-TWA（1ppm） of OSHA. 168SE 1,3-BUTADIENE
With the launch of 168SE tube, which covers the measuring range of 0.5-10ppm for 168SD tube, 168SD tube is now discontinued.
168SE檢測管的檢測范圍包含了168SD檢測管，168SD檢測管已經停產。
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