Scope of application:

Atomic absorption spectroscopy, atomic emission spectroscopyAtomic Fluorescence, General Chemistry, Inductively Coupled Plasma Spectrometer (ICP-AES)、Laboratory water for microanalysis, preparation, and dilution of analytical reagents.

Functional features:

The water quality is better than the Class I water standard of China National Laboratory Water (GB6682-92)

The HG-S series laboratory ultrapure water machine hasAutomatic rinsing of purification column，Fully enclosed flow path antibacterial design，Real time online monitoring of produced water quality，Four line LCD displays real-time water quality parameters, temperature, water production time, and fault alarm for pure water and ultrapure waterWaiting for functionsAutomatic/manual flushing maintenance pre-treatment and R.O. system，Automatic alarm and shutdown when the system is short of water. Microcomputer control, touch sensitive buttons, one click operation. Reminder for replacing the ultra purification column, manual and automatic cycle sterilization, and real-time monitoring of the working status of the ultraviolet lamp.can0-999 minute time setting, timed and quantitative water intake, password protection, liquid level self-control (with added PE water tank)，High quality accessories, low prices, and low operating costs.approveExtended functions: Foot switch, movable water intake arm for remote water intake, infrared remote control

Technical parameters:

1. Model:HG-S20

2. Water productionQuantity (L/H):20L

3. Maximum water intake flow rate:1.5~2.0L/min。

4. Equipped with ultraviolet lamps andMW5000LFfilter.

5. Water quality:UPWater andROwater

6. Time setting:0~999minute

7. Inlet water source: urban tap water （4—40℃）

8. Water source pressure:1.0~5.0kg/cm2

9. Ion retention rate:96%-99%Organic interception rate>99.8%Particle and bacterial retention rate>99.8%；

10Ultra pure water quality: electrical resistivity (conductivity)（18.25MΩ-cm@25℃，0.054Μs/cm）Soluble siliconSiO2)＜0.1PPb,absorbance(254nm,25px)≤0.001;

12Total organic carbon:≤10ppb

13Microorganisms:<1cfu/ml

14Performance features: Fully automatic control by microcomputer, equipped withExceedDedicated motherboard, user-friendly design, with human-machine dialogue function; The system has the function of fault monitoring and indication（LEDLCD screen displayROTestingUPTesting, pump testing, valve testing, instrument testingUVTestingUFDetection), capable of automatically detecting and repairing various error programs in the host microcomputer control system.

15Unique intelligent true color large screenLCDLCD display and unique multi line display system, all operating conditions are clear and easy to operate and control; The system has functions of water leakage detection, alarm, and display.

16Built inROThe membrane anti scaling timed automatic flushing function effectively extendsROThe service life of the membrane includes power on self-test, water shortage protection alarm, automatic power outage reset, and ultra-low voltage protection.

17Equipped with power on self-test, water shortage protection alarm, automatic power outage reset, automatic shutdown when the pure water tank is full, ultra-low voltage protectionROAutomatic flushing function.

18Equipped with startup, water shortage reset, and cumulative water production2Hour by hour3speciesROMembrane anti scaling timing30Instant flushing program.

19The brand new quick plug connector makes it easier to replace and maintain the filter column; There are independent R&D and quality inspection departments, and a complete quality management system.

20Working power supply:220±10V/ 50Hz.

21Power:30-50W.

22Dimensions: (length x width x height)500×500×750mm.