OAKTON pHTestr 便携式防水矛式pH计 IN-35634-40 桑戈国际贸易（上海）有限公司

p1Src=//y3.yzimgs.com/uploads/315806/2019529-141433938.png?watermark/2/text/5LiK5rW35qGR5oiI55Sf54mp56eR5oqA5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/300/fill/I0E3QTlBOA==/gravity/SouthEast