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(028) 6258 5368Lewatit® MonoPlus M 800
Lewatit® MonoPlus M 800 from Lanxess is a strongly basic anion exchange resin in gel form with monodisperse beads (uniformity coefficient ≤ 1.1). Thanks to advanced manufacturing technology, the product offers excellent chemical and osmotic stability, enhancing the reliability and performance of water treatment systems. It is widely used in conventional mixed bed systems, water demineralization, industrial feed water treatment, and condensate polishing.
PRODUCT FEATURES
- Uniform bead size (uniformity coefficient ≤ 1.1) for excellent chemical and osmotic stability.
- Reduced rinse water requirement.
- Optimized kinetics for enhanced ion exchange efficiency.
- Fast ion exchange rate to improve treatment performance.
- Uniform distribution of regenerants and rinse water enhances resin zone efficiency.
- Certified to international standards: Halal, RoHS, HACCP.
SPECIFICATIONS
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Delivery form
Cl–
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Functional group
Quaternary ammonium, Type 1
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Matrix
Styrenic
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Structure
Gel
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Appearance
Yellow, translucent
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Uniformity coefficient (max.)
1.1
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Mean bead size (d50)
0.60 mm (± 0.05)
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Total capacity (delivery form)
1.4 eq/L
Lewatit® MonoPlus M 800 delivers outstanding water treatment performance. Manufactured using advanced technology, the resin features highly uniform beads that enable optimal ion exchange efficiency and exceptional durability. Below is detailed information on the product’s features, properties, and applications.
1. Physical and chemical properties of Lewatit® M 800
This gel-type ion exchange resin consists of monodisperse beads, which enhance ion exchange performance and maintain stable operation. Thanks to its distinctive physical and chemical characteristics, the product is well-suited for a wide range of water treatment applications.
| SPECIFICATION | VALUE |
|---|---|
| Bulk density for shipment (±5%) | 670 g/L |
| Density (approx.) | ≈ 1.08 g/mL |
| Water retention (delivery form, approx.) | ≈ 43 – 48% |
| Volume change (Cl– → OH–, max.) | ≈ 22% |
| Stability pH range | 0 – 14 |
| Storability temperature range | -20°C to 40°C |
2. Operating and regeneration specifications of Lewatit® MonoPlus M 800
The operating and regeneration specifications of this product line are detailed as follows:
Operating specifications
| SPECIFICATION | VALUE |
|---|---|
| Operating temperature (max.) | 70°C |
| Operating pH range (during exhaustion) | 0 – 12 |
| Bed depth for single column | 800 mm |
| Backwash bed expansion per m/h (20°C) | 10% |
| Specific pressure loss (at 15°C) | 1 kPa*h/m2 |
| Max. pressure loss during operation | 250 kPa |
| Max. specific flow rate | 100 BV/h |
Regeneration specifications
| SPECIFICATION | VALUE |
|---|---|
| NaOH regeneration concentration (approx.) | ≈ 2 – 6% |
| NaOH quantity (co-current, min.) | 100 g/L resin |
| NaOH quantity (counter-current, min.) | 50 g/L hạt nhựa |
| Regeneration contact time (min.) | 20 minnutes |
| Slow rinse at regeneration flow rate (min.) | 2 BV |
| Fast rinse at service flow rate (min.) | 2 BV |
3. Features of Lewatit® MonoPlus M 800
Lewatit® MonoPlus M 800 offers outstanding characteristics that significantly enhance ion exchange performance. Its optimized design ensures stable operation and reduced operating costs.
- Uniform bead size (uniformity coefficient ≤ 1.1) provides excellent chemical and osmotic stability.
- Lower consumption of regenerants and rinse water during regeneration, reducing operational costs.
- Optimized kinetics lead to higher ion exchange efficiency.
- Fast ion exchange rate improves water treatment throughput.
- Uniform distribution of regenerants and water enhances resin bed performance.

4. Advantages of Lewatit® MonoPlus M 800
Lewatit® MonoPlus M 800 delivers multiple advantages in ion exchange performance:
- Monodisperse resin beads enable high exchange capacity.
- High ion exchange efficiency for more effective water purification.
- Efficient regeneration minimizes chemical and energy consumption.
- Wide pH stability range suitable for various industrial applications.
- High treatment performance extends the lifespan of water treatment systems.
- Certified to international standards including Halal, RoHS, and HACCP.
5. Certifications of Lewatit® MonoPlus M 800
Lewatit® MonoPlus M 800 has been rigorously tested and certified to meet international quality and safety standards:
- Halal – Complies with Islamic food safety regulations.
- RoHS – Free from hazardous substances, environmentally safe.
- HACCP – Certified for food safety management systems, ideal for applications in ultrapure water, food, and pharmaceutical industries.
For further information on certifications, please visit: View certifications of Lewatit® resins.

6. Applications of Lewatit® MonoPlus M 800
Lewatit® MonoPlus M 800 is highly applicable in multiple water treatment processes, improving water quality and ensuring operational efficiency across various systems. Key applications include:
- Mixed bed systems – Used in conventional mixed bed configurations, in combination with Lewatit® MonoPlus S 100 H, S 108 H, or S 200 KR to optimize demineralisation.
- Condensate polishing – Effectively removes residual cations and anions from condensate when combined with Lewatit® MonoPlus S 200 KR.
- Process water treatment – Applied in industrial systems to treat process water to required purity levels.
- Make-up water treatment – Ensures the supply of high-purity water for cooling towers, boilers, and other systems requiring water replenishment.
- Municipal water treatment – Provides safe, treated water for public distribution and consumption.
- Water demineralisation – Removes mineral ions from water to produce ultrapure water.
- Watertreatment – Suitable for a wide range of purification needs across industrial and municipal sectors.
7. Trusted distributor of Lewatit® MonoPlus M 800
ATS Water Technology Co., Ltd. is the official distributor of Lanxess in Vietnam, specializing in ion exchange resins—including Lewatit® MonoPlus M 800 —with full CO and CQ documentation.
With years of experience in the water treatment industry, ATS provides genuine products along with expert technical consultation. Our skilled engineers will assist you in selecting the optimal solution tailored to your application, helping maximize system performance and reduce operating costs. This ensures long-term reliability and peace of mind when using our products.
Contact ATS Water Technology today for detailed consultation and prompt support!
ATS WATER TECHNOLOGY CO., LTD
- Head office: 54/18 Bui Quang La, An Hoi Tay Ward, HCMC, Vietnam
- Branch office: 77 DHT10B, Dong Hung Thuan Ward, HCMC, Vietnam
- Consultation and support: (028) 6258 5368 – (028) 6291 9568
- Email: info@atswatertechnology.com
- Social media: Facebook | LinkedIn | YouTube
- Quick contact: Zalo Official | Telegram | WhatsApp
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