Technical Information Document: Introduction to AOP (Advanced Oxidation Process) Technology

Introducing a method for the decomposition treatment of organic matter containing refractory organic substances!

last updated Mar 19, 2025

Technical Information Document: Overview and Treatment Technology of 1,4-Dioxane

It is possible to treat by combining biological treatment with domesticated activated sludge and advanced oxidation methods for decomposition and removal!

last updated Mar 19, 2025

Technical Information Document: Treatment of Complex Cyanide Wastewater Using Weakly Basic Anion Exchange Resin

Developed a treatment method to make wastewater reusable by ion exchange!

last updated Mar 19, 2025

Technical Information Document: Flock Separator (High-Speed Sedimentation Device)

Compared to a conventional sedimentation tank, it is possible to achieve sedimentation separation of coagulated flocs with a very small installation area!

last updated Mar 19, 2025

Technical Information Document: Wastewater Treatment Using Weakly Acidic Cation Exchange Resin

Introducing examples of delivery using weakly acidic cation resin for the purpose of wastewater reuse!

last updated Mar 19, 2025

Technical Information Document: Ion Exchange Pure Water System with Low Chemical Usage

We propose a pure water system that reduces chemical usage for customers using it for medium purity applications!

last updated Mar 19, 2025

Technical Information Document: AOP (Advanced Oxidation Process)

A technology essential for the removal of residual organic matter after biodegradation and coagulation sedimentation!

last updated Mar 19, 2025

[Technical Information Document] Amendment of the Water Pollution Prevention Act (Recording and Preservation of Measurement Results)

The Water Pollution Prevention Act has been revised to record only measurement results and a retention period of 3 years!

last updated Mar 19, 2025

Technical Information Document: Generation of Hexavalent Chromium from Trivalent Chromium

Introducing the mechanism of Cr3+ oxidation to Cr6+ and its countermeasures!

last updated Mar 19, 2025

Technical Information Document: Measures Against Chlorate in Drinking Water

We propose a method that can be addressed at low cost! An introduction to chlorate is provided with diagrams and flowcharts!

last updated Mar 19, 2025

Technical Information Document: Removal of Volatile Organic Compounds (VOCs) from Groundwater

Organic chemicals that easily volatilize in the atmosphere at normal temperature and pressure! Difficult to decompose and non-flammable VOCs!

last updated Mar 19, 2025

Technical Information Document: Regarding Normal Hexane Extracts

Introduction to the normal hexane extract as an indicator of oil content in water!

last updated Mar 19, 2025

Technical Information Document: By-products (such as cyanide, chlorate, etc.) during well water disinfection.

Introducing the relationship between sodium hypochlorite and disinfection by-products in well water treatment!

last updated Mar 19, 2025

[Technical Information] Measures for Reducing Coagulant Usage and Sludge Volume Reduction (Sankei Flock)

Sankei Flock from Juka Koki, which makes it possible to reduce the amount of inorganic coagulant added!

last updated Mar 19, 2025

Technical Information Document: Treatment of Groundwater (Arsenic Removal)

Low cost! Developed a system to remove arsenic using sand filtration!

last updated Mar 19, 2025

Technical Information Document: Pressurized Floating Treatment Demonstration

Introduction to effective pretreatment methods for wastewater containing high levels of oils, fats, and suspended solids!

last updated Mar 19, 2025

Technical Information Document: Addition of Water Quality Standards for Drinking Water (Nitrite Nitrogen)

A part of the "Ministerial Ordinance on Water Quality Standards" has been revised! New standards related to nitrite nitrogen have been added!

last updated Mar 19, 2025

Technical Information Document: Current Status of Acid Rain and Considerations for Rainwater Utilization

Effective use of rainwater! Introducing the characteristics of rainwater quality and points to consider when utilizing rainwater!

last updated Mar 19, 2025

Technical Information Document: Issues of Non-Degradable Organic Matter and Examples of Wastewater Treatment

Introducing the issues of non-degradable organic substances and examples of wastewater treatment with diagrams and photos!

last updated Mar 19, 2025

Technical Information Document: Water Situation During Disasters

Developed an emergency drinking water device! Introducing the securing of drinking water in response to the occurrence of an earthquake!

last updated Mar 19, 2025

Technical Information Document: Deterioration and Damage of Resin (FRP/PE) Tanks and Major Accidents

A serious (fatal) accident caused by the damage to an FRP tank. As a response to prevent accidents, we are introducing key points for inspecting resin tanks!

last updated Mar 19, 2025

Water's Kotobuki "Technical Information Summary" [*Technical document of 46 pages in total*]

【Technical Data Download Available!】Understanding Water Treatment: A Compilation of Technical Materials Featuring Information on Water

last updated Mar 19, 2025

Treatment Technology for Penetrant Testing Wastewater

Removes fluorescent colors, organic substances, and oils from penetrant testing agents using a special adsorbent. An alternative to activated carbon. Patent pending.

last updated Mar 19, 2025

Total support from proposal to sales of chemicals for corrosion and scale in cooling towers!

Improvement of issues such as "corrosion," "scale formation," "proliferation of Legionella," and "growth of slime and algae" through the use of chemicals!

last updated Mar 19, 2025