快3官网
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GDYS-101臭氧测定仪
仪器特点：? DPD法? 检测速度3分钟? 一次性专用试剂盒? 可现场定量检测出臭氧的含量 ? 测定下限:0.5mg/L? 测定范围:0.0-2.5mg/L? 测量精度:3%
