TDS water test pen

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Beijing Gateway Technology Co., Ltd

. Room4-203,204 Building 21 XiLi Hujialou Chaoyang Dist. Beijing 100026 China

86-10-65959871

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TDS water test pen


company	Beijing Gateway Technology Co., Ltd
Categories	Art Markers
Update	2011-04-01
Original Region	China
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TDS water test pen

To test water quality of producing by Reverse Osmosis Machine

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