Water&Sanitation Africa May/June 2021

Page 48

WATER QUALIT Y

New chlorination technology to meet South Africa’s unique needs In one of the world’s most unequal countries, it’s only logical that the South African water treatment industry applies a wide variety of solutions – from the most basic technologies in poorer, rural areas to technologically advanced systems in wealthier, urban areas.

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lorman Solutions – a subsidiary of the Control Chemicals group – offers a unique range of disinfection and treatment solutions for the water sector: from a person standing at a turbid river with a bucket of water in a remote location, to a large-scale urban waterworks employing technologically advanced, fully automated treatment systems utilising real-time feedback capabilities. “Anyone hoping to service the water and sanitation industry in South Africa, and indeed Africa, should have a multivariate approach,” says Peter Buchan, CEO, Control Chemicals. For over half a century, the group has specialised

in the development and manufacture of patented disinfection technologies (largely centred around chlorination) that are used in a variety of applications, including water treatment, hygiene and disinfection, food production/agriculture, and swimming pools. “When I joined Klorman Solutions in 1987, there was a narrative suggesting that ‘chlorination would soon be replaced’ by other formulations and technologies; however, 30 years later, the application of chlorination as the preferred disinfection agent is growing. This is because chlorination remains the most effective, versatile and economical disinfection method in the world,” explains Buchan. Buchan adds that disinfectants are used to disinfect, oxidise and break down proteinaceous biofilms. “Chlorine remains the only

The new Klorman Connect™ digital control console, including real-time feedback data-logging

disinfectant that achieves all three of these objectives with the same molecule. This has made it resilient over the years and, if applied properly, most target organisms do not develop resistance to chlorination.” Today, Klorman Solutions is one of a very small group of companies in the world with the capability to custom-blend and manufacture both dry organic and inorganic chlorine forms. “Our research and development focus has centred around developing formulations and bespoke delivery systems to harness chlorine in many different forms, systems and applications. Unlike our competitors, we are not bound to a single raw material – or raw material producer. Klorman Solutions uses the best-suited compound for the best possible application,” explains Buchan. Chlorine has an intriguing chemistry. In its purest (gaseous) form, it is highly volatile, toxic and extremely difficult to transport, store and apply. In its safest form – sodium hypochlorite (bleach) – it is in reality a weak disinfectant with low shelf-life stability and is prohibitively expensive to transport and apply. More recently, bleach has attracted international regulatory scrutiny due to its propensity to Martin Wilden (left), GM of Klorman Solutions, and Peter Buchan, CEO of Control Chemicals


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Articles inside

UNPACKING THE CHALLENGES OF FINANCING WATER PROJECTS

5min
pages 20-21

New chlorination technology to meet South Africa’s unique needs

5min
pages 48-49

33 pumps supplied to Zandvliet

3min
page 39

Concrete pipes for sewage and water systems

2min
page 19

Trenchless Technology

4min
pages 52-53

Water Quality

8min
pages 47-49

Water treatment plant increases cement plant performance

2min
pages 50-51

Water Leaks

4min
pages 45-46

Water Conservation

8min
pages 42-44

A case for decentralised wastewater treatment plants

4min
pages 40-41

Eye-openers for the process industry

2min
page 33

Constructing the largest dewatering facility in the Western Cape

4min
pages 37-38

Industry 4.0 & IoT

7min
pages 30-32

Utility Management

6min
pages 28-29

33 pumps supplied to Zandvliet

3min
page 39

TCTA: its financial performance and future plans

5min
pages 26-27

Very few water projects are bankable

8min
pages 23-25

Governance & Funding

8min
pages 20-22

Lesotho Highlands Water Project - Phase II: Overview and Update

6min
pages 16-18

YWP

6min
pages 12-13

Sulf8CEM – for low-maintenance concrete in aggressive environments

2min
page 15

PCD

2min
page 14

Chair’s comment

2min
page 11

WISA

2min
page 10

Concrete pipes for sewage and water systems

2min
page 19

Regulars

4min
page 5
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