 | JENCO 6010 便携式酸度/氧化还原测试仪6010酸度计为环保监测, 养殖, 饮料食品, 石油, 制药, 化工等行业设计的防水, 省电, 轻便的微电脑pH/ORP/温度测试仪 |
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 | EXTECH PH100 笔式pH计笔式pH计，快速有效现场ph值测量。量程：0.00~14.00pH |
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