What is the best way to test water quality for your purpose? This article discusses and compares commonly used scientific water quality testing kits that can be used to quantify the quality of various water parameters. 1. Biological Indicators Biological monitoring metrics is the simplest and least expensive method. It involves monitoring the presence and abundance …
Limits or thresholds for ATP testing can be set in a number of different ways. This document is designed to give some background information, advice and guidance about setting thresholds. Threshold limits are used to interpret results from the test. We advise: Use 2 limits: a lower and an upper limit In all cases, the …
Many beverage, winery and brewery facilities have experienced the terrible loss of a batch or consumer trust in their product, due to quality problems. Out of necessity, several users found ATP sanitation an ideal method for monitoring HACCP points in real time and thus avoiding future costly mistakes. Read about their unique experiences. Case 1: …
If you are involved with drinking water quality, turbidity one of the key indicators that is measured and monitored. What is Turbidity? Turbidity is a measure of sample clarity. The term is used to describe the cloudy or milky appearance of a liquid. Turbidity is due to particles of varying sizes scattering or absorbing light, …
Indoor air quality within confined rooms can be a breeding ground for micro-organisms, make workers sick and reduce the shelf life of water and food. Unfortunately, most ventilation and heating systems create an attractive environment for undesirable micro-organisms to breed. Viruses and other germs circulate and spread around the room in a short time. The …
What is the state of key rivers in the Amathole Freshwater Species Conservation Project? Has the river water quality improved, stayed the same, or gotten worse since the inception of the project? Scientific analysis can help to provide answers. Nkosinathi Nama, the Amathole Freshwater Species Project Coordinator for the Endangered Wildlife Trust (EWT)’s Source to …
Could you be under / over dosing chemicals you add to boiler water / cooler water in an industrial water treatment system? Symptoms of incorrect chemical dosage: Poor water quality Excessive rust, corrosion, scale or biofilming of equipment Reduced heat exchange and energy loss Current trend – addition of a fluorescent tracer: Accurately measuring the …
It is very important to prepare the colour testing instrument and the article for measurement correctly in order to attain accurate colour measurements. When measuring Transmittance products: Always: Check the cleanliness of the instrument and the sample chamber Follow the measurement method Ensure the correct operation parameters are chosen Use the correct path length cell …
Even without a drought, South Africa is classified as a water scarce country. Climate changes, El Nino, a growing population and economic growth all contribute to changing water conditions … SAVING WATER MAKES GREAT BUSINESS CENTS WHY? Planning models show that future demand for water could outstrip supply, if individuals and businesses do not try …
We can’t see the oxygen dissolved in water that is essential for aquatic life. It is not the bubbles in water, nor is it the O part of the water molecule H20. Rather, it is a measure of the amount of free oxygen molecules in water. Too Little Oxygen: Dissolved oxygen (DO) is a vital …
You can make frying oil last longer by using these essential steps to ensure that you retain a good quality, healthy product. Reusing frying oil helps to save money and the environment. 6 Hot Tips to Make Frying Oil Last Longer 1. Try and use battered or naked vegetables, because flour drenched or breaded foods …
Fried foods are definitely one of the most popular items on the South African food service menu. Unfortunately, the frying oil is often so old / overheated that it has become degraded and dangerous to health, according to research conducted by the Dept of Health. Dangers of using old, degraded Frying Oil: Poor quality product …
