Instrument features:

* National standard method.

* Detection time 5-30 minutes.

* Large-screen LCD Chinese display, single-chip intelligent control, human-computer interactive operation, built-in rechargeable battery, With measurement, set, record, save and data processing functions.

* On-site quantitative detection of water quality in 65 kinds of parameters.

* 1 set of colorimetric devices

* Microcomputer interface and data processing software 1 set

* 1 set of constant temperature digestion

* 1 set of reagents (each set of 50 times, of which 20 dissolved oxygen)