Direct determination of chemical oxygen demａnd (COD), ammonia nitrogen, total phosphorus, total nitrogen, heavy metals, organic pollutants and inorganic pollutants and many other indicators, direct reading concentration;
2.大屏液晶显示
5B-3B(V8)采用LED冷光源，LH-3BN采用高稳定性氘灯，测量结果稳定、准确；
5B-3B (V8) uses cold LED light source, LH-3BN deuterium lamp with high stability, the measurement results are stable and accurate;
3.总氮测定
总氮与其他指标独立检测，光源独立，结果稳定；
Total nitrogen and other indicators of independent testing, independent light source, the results are stable;
4.传输数据
两款检测主机皆可向计算机传输当前数据和储存的历史数据，支持USB传输和红外无线传输（可选）；
Both test host computer can transfer the current data and stored historical data to the computer, support for USB transmission and infrared wireless transmission (optional);
5.自动扫描、切换
所有检测指标自动切换、测量，减少手动操作时的人为误差，简单方便；
All test indicators automatically switch, measurement, reduce human error in manual operation, simple and convenient;
6.内存曲线
仪器所有检测项目都具有拟合曲线功能，用户可根据实际需要自行制作曲线；
All test items have a curve fitting function, users can make their own curve according to actual needs;
7.自动计算、存储曲线
所有检测项目无需手动制作曲线，30余项指标内置标准曲线可直接使用，所有曲线可一键校正；
All test items without manual production curve, more than 30 indicators built-in standard curve can be used directly, all the curves can be a key correction;
5B-3B (V8) can store 12,000 historical data, LH-3BN can store 1500 historical data, the stored data contains the date, time, parameters and measurement results;
9.打印数据
该组合机数据可打印、存储，可打印当前数据和储存数据；
The combination of machine data can be printed,stored, can print the current data and stored data;
10.提醒功能
自动恒温提醒、自动倒计时提醒、定时时间可随意调节并保存；
Automatic constant temperature warning, automatic countdown reminder, time can be freely adjusted and saved;
11.超温保护功能
消解仪可预设加热时长，到达预设时间自动停止加热，保护安全，节省能耗；
Digester can be preset heating time, to reach the preset time to automatically stop heating, safety and save energy;
