水质检测仪

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Extech DO600

防水 ExStik® II 溶解氧测定仪

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Extech EC-84-P

84µS Conductivity Standard (2 Bottles)

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Extech EC170

盐度/温度计

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Extech EC150

Conductivity/TDS/Temperature Meter

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Extech CL203

ExTabTM Chlorine Reagent Tablets (10pk)

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Extech SDL150

Dissolved Oxygen Meter/Datalogger

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Extech TB400

便携式浊度计

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Extech Oyster-10

Oyster 系列 pH/mV/温度测定仪

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Extech DO210

轻便式溶解氧测定仪

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Extech PH90

防水 pH 测定仪

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Extech DPD-CL

Chlorine Accessory Pack

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Extech 6015WC

Waterproof pH Electrode for Palm pH

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