Chlorine is the most popular disinfectant used in swimming pools throughout the UK. The level of chlorine is dependent on your requirements and procedures laid down in your Pool Technical Operating Procedure (PTOP).
Once set, the chlorine level should be tested regularly and again, this should be specified in the PTOP but as a guideline, a minimum of three times a day would be recommended. ...
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In 2014 Hach brought out the Portable Parallel Analyser (PPA) SL1000, a unit with innovative technology which dramatically streamlines water quality testing. The PPA allows you to test up to four colorimetric and two probe based measurements simultaneously with the use of the Chemkey reagents. How does it work? Simply add your water sample into the stand, push your Chemkey reagents i...
When fresh produce like salad products are processed, the disinfection is often performed by adding hypochlorite solution to the wash water.
Several standards state this must be maintained at 50mg/L or greater concentration - a very high level in terms of measurement for quality control.
Palintest offer two methods which are able to detect chlorine at such high levels for ongoing quality ...
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I came across your article about "DPD Tablets" on Camlab Info, and it's a valuable resource for anyone seeking information about water testing and analysis using DPD tablets. Your explanation of their usage and significance in water quality monitoring is quite informative.
This article on nanocolor tube tests is a gem for analytical enthusiasts. The idea of zero calibration is intriguing, and your detailed explanation makes it accessible. The step-by-step process helps demystify the technique for beginners like me. The use cases you've highlighted, particularly in...
Grant have introduced the new Controlled Rate Freeze Thaw (CRFT), which is a liquid nitrogen and cryogen free controlled rate freeze and thaw system for cryopreservation in a wide range of applications. Cryopreservation is a process where biological materials such as cells, tissues...
A dipslide is a means of testing the microbial content of liquids. This is a common method of monitoring and measuring microbial activity within many systems and commonly cooling systems. Usually the use of a dipslide is the first line of defence for the testing of microbial issues that could be...
Purchasing items using donated funds without the burden of VAT will now save many Millions of pounds each year which can be put to better use in advancing scientific knowledge to provide new treatments and cures that will shape the medicines of the future.
Working with pressure/vacuum conditions in the lab is common but not all products are designed to withstand this. Products with appropriate geometry and wall thickness are suitable for working safely with pressure. For example, filtering flasks, desiccators, or flat flange vessels, as well as...
