TCHR-3000高精度超低量程浊度/色度仪

COD-406便携式多参数水质测定仪（6参数）

TCHR-301P台式浊度色度悬浮物仪

TCHR-201P台式浊度色度仪

TCHR-201台式浊度色度仪

TCHR-201B便携式浊度色度仪

PCOD-333便携式氨氮总磷总氮测定仪

PCOD-313便携式COD氨氮总氮测定仪

PCOD-323便携式COD总磷总氮测定仪

PCOD-253便携式总磷总氮测定仪

PCOD-243便携式氨氮总氮测定仪

PCOD-233便携式氨氮总磷测定仪