Xinrui Laboratory High-Purity Water Analysis Instruments can almost completely remove conductive media from water, as well as reduce colloidal substances, gases, and organic matter to very low levels. The resistivity exceeds the limit of 10–18.3 MΩ*cm. Ultrapure water is difficult to achieve with ordinary pure water equipment. Typically, industrial high-purity water equipment employs four major steps: pretreatment, reverse osmosis technology, high-purity treatment, and post-treatment, along with multiple filtration methods, high-performance ion exchange (polishing), ultrafiltration filters, UV lamps, TOC removal devices, and more, to achieve a resistivity of 18.25 MΩ*cm.
Detailed Introduction
Xinrui Laboratory High-Purity Water Analysis Instruments are commonly used in scientific laboratories to meet the technical requirements for purified water in experiments.
Xinrui High-Purity Water Analysis Instruments are designed with different pretreatment functions, configured with various filtration units tailored to different water qualities, such as softening and strong activated carbon adsorption units for high hardness and high turbidity.
Small microcomputer control function; operated by a small microcomputer, the machine automatically shuts down in cases of water shortage or full water tank, and performs an automatic rinsing function each time it starts.
Compared to traditional electric thermal water distillers, it produces water with higher purity and stability; it is easy to operate and does not require dedicated personnel to monitor; it has no electric heating tubes, no scaling issues, and ensures good safety.
Features of the Xinrui Laboratory High-Purity Water Analysis Instrument System:
· Uses silent pumps, ensuring no vibration, noise, or electromagnetic radiation during operation, with no impact on the working environment.
· Employs reverse osmosis membranes, offering stable performance, high desalination rate, and long service life.
· Uses exchange resin for (ultra) purification columns, providing high exchange capacity and superior water quality.
· Features an all-metal chassis with electrostatic spray painting, effectively preventing rust caused by moisture.
· Separates water and electrical circuits, avoiding the impact of humid environments on the electrical system.

Product Features
1. Equipped with power indicator, pump operation indicator, low-pressure indicator, and system rinse indicator functions.
2. Uses imported ion filtration membranes and high-pressure, silent pure water pumps, ensuring more reliable operation and broader applicability to various water qualities;
3. Features a system rinse function: before water production starts each time, the system automatically rinses for 18 seconds, then begins water production;
4. Includes a system protection function: the device automatically shuts down when water pressure is too low or there is no water, and automatically restarts when water supply resumes;
5. High output, low energy consumption, and electricity savings: output water volume of 20L/h, power consumption of only 25W, which is 1/300 of similar products;
6. Employs advanced water treatment processes, with a high-purity water output ratio of about 40%, reducing water consumption;
7. No electric heating tubes, no scaling issues, and no need for cleaning;
8. No heat loss, output water at room temperature requires no cooling and can be directly used in experiments;
9. Easy to operate, maintain, and low operating costs;
10. Equipped with a two-stage RO pre-desalination system (optional for high salinity water quality);
11. Supports water quality and output upgrades. 12. The RS-II series, in addition to the features and functions of the RS series high-purity water machines, also includes water quality monitoring, enabling real-time monitoring of output water conductivity and temperature.
Why Use a High-Purity Water Machine
· Stable water quality output, simple testing methods, no need for repeated experiments · High water output, basic models at 10L/H or 20L/H, up to 100L/H · Output water at room temperature, no cooling required, ready for immediate use, reducing experiment analysis time and avoiding secondary contamination during cooling · On-demand water production, avoiding time wasted during transportation and speeding up analytical experiment efficiency · Most importantly, the instrument operates at only 25 watts, significantly more energy-efficient compared to electric thermal water distillers, which typically consume 7–8 kW, often 10 kW, or even 15 kW, reducing daily operating costs · For more comparisons with traditional electric thermal water distillers, see the next section
Advantages Compared to Traditional Electric Thermal Water Distillers
Power Consumption High energy consumption: 380V/7500W, 15000W Low energy consumption: 220V/25W, 50W
Water Purity 5 μS/cm (25°C) 0.2 μS/cm (25°C)
Water Quality Standard (GB6682-92) Laboratory Grade 3 Water Better than Laboratory Grade 2 Water
Wastewater Ratio 1:20 (1 being water output) for single distillation, more for double distillation 1:4 (1 being water output)
Water Stability Low purity output, unstable High purity output, stable
Operability Inconvenient to operate, requires dedicated personnel Easy to operate, no dedicated personnel needed
Safety Risks of dry burning, tube explosion, etc. No electric heating tubes, no scaling issues, good safety
Main Uses of High-Purity Water:
1. Final rinsing of laboratory glassware 2. Water for buffer and chemical reagent preparation 3. Water for microbial culture medium preparation 4. Pure water for hydrogen generators, indoor humidifiers, and high-pressure sterilizers 5. Drinking water for laboratory animals, etc.