Specialist supplier of scientific water analysis, beverage and laboratory test equipment

The Effect of Ethylene on the Ripeness of Fresh Fruit and Vegetables

Written by Janice M on . Posted in Hygiene & Quality Control

What is Ethylene? Ethylene is a gas produced by petroleum and natural gas, that also occurs as a natural plant hormone It affects plants and many plant processes, such as root growth and fruit ripening Ancient Egyptians even used ethylene to ripen fruit – they would gas figs to stimulate ripening Today, ethylene levels are …

Learn More about Water Testing:
Electrical Conductivity

Written by Janice M on . Posted in Water & Environmental

What is Electrical Conductivity in Water? Electrical Conductivity (EC) refers to the ability of water to conduct electricity. The conductivity of water is an electrical measure of the amount of inorganic salts in a solution. These include chemical salts and minerals, such as calcium, phosphorus, nitrogen, iron and other ions Ions are also known as …

How to Choose and Care for the Right Electrical Conductivity (EC) Meter

Written by Janice M on . Posted in Technical Tips

Just as there are different types of cars for different situations, there are different meters / testers available to suit different water testing situations and budgets. EC meters are generally available in five types: 1. Small, economical pen-type meters that are well suited to applications such as aquaculture, education and environmental testing A Lovibond® pen-type …

Don’t Guess – Rather Test Avocado Ripeness

Written by Janice M on . Posted in Food & Beverage

Felix Instruments decided it was about time a similar avocado to the Hass cultivar, the Shepard Avocado, stopped playing hard-to-get. Dr. Phul Subedi, with Central Queensland University, used the F-750 to determine best harvest and consumption practices and times for the Shepard Avocado. Application Note for Shephard Avocado 1. Non-destructive Measurements of Dry Matter in Avocado …

Increase of Blue-Green Algae in South African Water: Significant Health Dangers

Written by Janice M on . Posted in Water & Environmental

Recently, there has been a Press Release regarding the increase of blue-green algae in water at dams around South Africa (SA). January, 2018. Many are unaware that the overgrowth of algae leads to the increased growth of cyanobacteria and associated, dangerous cyanotoxins. The problem of increased algal blooms has been escalating in numerous countries, especially …

Quality Assurance of Ice-creams and Sauces

Written by Janice M on . Posted in Hygiene & Quality Control

Atago visited Marunaga Confectionery, one of the biggest ice cream producers in Japan, to test the Visco in various quality control applications. The Visco is a hand-held instrument for measurement of viscosity. Marunga Confectionery had some questions about how they could improve quality control procedures and solve some of the problems they were experiencing with …

Swimming Pools & Spas: Professional Water Quality Testing in South Africa

Written by Janice M on . Posted in Swimming Pools

Clean, hygienic pools are crucial for the well-being of users. The golden rule for water treatment is “as much as necessary and as little as possible”. Checking the water quality parameters will allow you to take corrective action where needed before health risks arrive. Selectech supplies equipment and chemical reagents for professional water quality testing …

Listeriosis Testing

Written by Janice M on . Posted in Hygiene & Quality Control

Listeriosis: Why there is no lead yet on source of deadly outbreak Pretoria – Tracing the source of the listeriosis outbreak is like finding a needle in a haystack but also having to search for the haystack itself, Health Minister Aaron Motsoaledi said. Briefing the media in Pretoria on Monday, Motsoaledi said the source of …

Professional Water Quality Testing
Lovibond® Scuba II Update

Written by Janice M on . Posted in Swimming Pools

Just in time for the swimming season, the popular Lovibond® Scuba II has been updated. This accurate little electronic water testing device is backed by Lovibond® German engineering, a brand renowned for professional pool and spa water testing. Recently, Lovibond® updated some features: Bromine has been added to the parameters the Scuba II measures, which …

Measuring the Brix of Diet or Sugar-Free Drinks

Written by Janice M on . Posted in Food & Beverage

Beverage manufacturers around the world are focusing new product development on sugar reduction programmes because the sugar content in soft drinks is such a grave health risk. The prevalence of diseases, such as type 2 diabetes and obesity, continues to escalate. South Africa now has the highest rate of obesity in sub-Saharan Africa, with 7 …

Environmentally Friendly Chemicals for Water Testing

Written by Janice M on . Posted in Water & Environmental

Ongoing development has resulted in constant improvements to trusted Lovibond® chemical reagents for water testing. 5 Environmentally-friendly Improvements made by Lovibond® Tintometer®: 1. Replacement of hazardous substances Hazardous substances are replaced by harmless and functionally identical substitutes wherever possible. 2. Minimum levels of hazardous substances Where hazardous substances are absolutely necessary for chemical reactions, the …


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