Kelilong Electron Co.,Ltd

[Fujian China (Mainland) ]

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KL-03(II) Waterproof Pen-type pH Meter

KL-009〔Ⅲ〕High Accuracy Pen-type pH Meter

KL-009(II) High Accuracy Pen-type pH Meter

KL-009(I) Pocket-size PH meter

KL-012 Portable pH Meter

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