簡單介紹：WAK-COD-WR化學(xué)需氧量COD水質(zhì)快速測試包，測量范圍：【30秒后立即】0,10,100,500,1,000,2,000,10,000以上mg/L【1分】0,10,100,300,500,800,1,000以上mg/L