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 | Cole-Parmer 300 pH值/ ORP /溫度1/8-DIN的變送器Cole-Parmer 300 pH/ORP/Temperature 1/8-DIN Transmitter |
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 | Cole-Parmer PH電極 970670Cole-Parmer? Grounded Submersible pH Electrode with CPVC Housing |
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 | Cole-Parmer ISE電極，表面活性劑，雙結，BNCCole-Parmer? ISE electrode, surfactant, double-junction, BNC |
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 | Cole-Parmer 500 PH / ORP /溫度1/4 DIN控制器Cole-Parmer 500 pH/ORP/Temperature 1/4 DIN Controller |
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 | Cole-Parmer 數顯實驗室溶解氧儀 G518352F293B2FCole-Parmer? Lab Dissolved Oxygen Meter, Digital |
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 | Cole-Parmer 500 pH /溫度1/4-DIN，控制器Cole-Parmer 500 pH/Temperature 1/4-DIN Controller |
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 | Cole-Parmer 550 pH /溫度1/4-DIN，控制器Cole-Parmer 550 pH/Temperature 1/4-DIN Controller |
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