Технические параметры: 1. Диапазон измерения: 5-4000 мг / л. 2. Точность измерения: 10%. 3. Интервал записи: 6 минут --- 3 ча

Principle: Put water sample or pretreatment water sample into a culture bottle with carbon dioxide absorbent (eg: sodium hydroxide) in the absorb cup on bottle mouth, then seal the bottle and put in th