Inline Mineral Calcium Magnesium Alkaline Water Filter Cartridge

Stable Water Quality · Improved Taste · Mineral Enrichment

1.Stable pH performance with long service life
The filter provides consistent and stable pH performance and is capable of treating up to 10 tons of water, ensuring long-lasting and reliable operation.

2.Clean taste with no off-odor—even in the first glass after overnight stagnation (Key Advantage)
Utilizing high-quality ceramic filtration media, the filter effectively reduces unpleasant odors and taste issues. Even after standing overnight, the first glass of water remains clean, fresh, and free from off-odors, delivering a noticeably better drinking experience.

3.Rich in essential minerals
While improving water quality, the filter releases beneficial minerals such as Ca, Mg, and K, enhancing water taste and contributing to a more balanced and natural drinking profile.

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Product Details

alkaline water filter ph 8.5 alkaline filter cartridge

This ETERNAL WORLD Alkaline Filter is engineered to deliver consistently balanced, great-tasting water. It raises the pH level to a stable range of 7.0–9.5 while enriching the water with essential minerals, including 0–5 ppm magnesium, 0–5 ppm calcium. Designed in a 10-inch large T-format housing, the filter offers a long service life of up to 10 tons of water. Throughout its lifespan, the pH remains stable, with the first glass of water after overnight standing staying below pH 10. The result is clean, smooth-tasting water with no unpleasant odor, ensuring a refreshing and reliable drinking experience every time.

alkaline water filter system

Product Features

Key Performance Overview
· pH: 7.0–9.5 ↑（Stable）
· Magnesium (Mg): 0–5 ppm ↑
· Calcium (Ca): 0–5 ppm ↑
· Service Life: ≥10 tons of water
· Size:   10"*2.5"(Dia)  11"*2.5"(Dia)
  12"*2.5"(Dia)
   Custom sizes

Water Quality
· Stable pH over time
· First cup after overnight:
  Good taste, No odor

Stable Water Quality · Improved Taste · Mineral Enrichment

Test data from the ETERNAL WORLD laboratory

For more test results, please contact our customer service.

NSF Certification

The core filtration media used inside the filter—Ceramic Balls—are manufactured in-house and have achieved NSF certification.
This certification confirms that the ceramic balls meet internationally recognized standards for material safety and hygienic performance. Backed by in-house manufacturing and strict quality control, we ensure consistent quality and reliable water safety at the material level.

And other Certification

Our products have been rigorously tested and certified by internationally recognized third-party authorities, including SGS, to ensure compliance with global safety and quality standards. From raw material selection to final production, every step is strictly controlled to deliver reliable, safe, and high-performance solutions you can trust.

Alkaline Filter Benefits by Application

Drinking Water
· Boosted pH 7–9.5 delivers smoother, naturally alkaline water.
· Magnesium & calcium enhance mineral intake and provide a soft, refreshing taste.
· Stable pH ensures your first glass after overnight remains gentle and clean.

Coffee & Tea
· Magnesium ions enhance coffee extraction, bringing out richer aroma and smoother flavor.
· Calcium content balances acidity in tea, creating a rounder, more satisfying cup.
· Stable pH protects delicate flavors, allowing every sip to taste consistent.
Cooking & Baking
· Alkaline water softens vegetables, rice, and pasta, helping preserve natural color and texture.
· Added minerals like Mg & Ca can improve the taste and mouthfeel of soups, sauces, and baked goods.
Ice Cubes & Cold Drinks
· Produces crystal-clear ice that melts without affecting taste.
· Maintains mineral balance, preventing flat or bland flavor in juices, iced tea, and cocktails.
Juices & Smoothies
· Enhances natural fruit flavors with smooth, pH-balanced water.
· Minerals contribute subtle richness, improving texture and overall drinking experience.
Pets & Plants
· Safe, mineral-friendly hydration for pets.
· Supports indoor plants with gentle, balanced water.

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Quality Control

Professional QC staff

We have 10 QC engineers and test chemists who graduated from relevant universities and have been in the industry for many years and are qualified.

75% of employees have worked at ETERNAL WORLD for more than 8 years.

2000+ Satisfactory QC Feedback

Since 2005, ETERNAL WORLD QC team has been strictly managing the quality of customers' products and received 2000+ satisfactory feedback.

Own laboratory

ETERNAL WORLD has invested heavily in establishing its own laboratory. Each batch of products will undergo rigorous testing. We can also produce and test according to the data requirements provided by customers to ensure that the products and customized products meet the customer's requirements. We can also issue product test reports to customers, so that customers do not need to spend extra money for testing again.

alkaline filter cartridge