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 | Cole-Parmer 氯傳感器，0到10 PPM，4至20 mA輸出Cole-Parmer? Free Chlorine Sensor, 0 to 10 ppm, 4 to 20 mA output |
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 | Cole-Parmer 1963778H 010BV01 凝膠填充側(cè)面安裝電極，雙結(jié)，3千歐BALCO，10英尺的電纜，BNCCole-Parmer? gel-filled side-mount electrode, double-junction, 3 kohm balco, 10-ft cable, BNC |
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 | Cole-Parmer? 3英尺pH電極，潛水，雙結(jié)，沒有ATC，10英尺的電纜，鍍錫端Cole-Parmer? 3-ft pH electrode, submersible, double-junction, no ATC, 10-ft cable, Tinned ends |
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 | Kingscote 506250-B16 Solvent-based Blue Dye, 16 OzSolvent-based Blue Dye, 16 Oz |
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 | Sensidyne 171SB 氣體檢測管Sensidyne Gas Detection Tubes, Formaldehyde |
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 | 美國UIC CM300-001碳測定陰極液，1加侖/瓶美國UIC CM300-001碳測定陰極液，1加侖/瓶 |
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 | 英特 KQ500 智能控制報警系統(tǒng)KQ500智能控制報警系統(tǒng) |
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 | 米沃奇Milwaukee MA918B/1米克水質(zhì)/雙接口可填充玻璃pH電極/BNC接口米沃奇Milwaukee MA918B/1米克水質(zhì)/雙接口可填充玻璃pH電極/BNC接口 |
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| | International Enviroguard Lab Coat Bodyfilter Iw Xl Cs50 CE4026CI-XLInternational Enviroguard Lab Coat Bodyfilter Iw Xl Cs50 CE4026CI-XL |
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