A study of mapping studies: Open-door versus defrost cycles We receive many questions from customers on mapping studies and monitoring applications. Often the questions generate interesting exchanges that dig deep into the application details, methods used, and rationales. In this blog we share one such exchange between Paul Daniel, Vaisala’s Senior GxP Regulatory expert, and a customer […]
Tag Archives: laboratory equipment
What role do alerts play in a modern measurement system? Nowadays we are bombarded by notifications, especially on our smartphones, where we might receive several every hour. Alerts are notifications about exceptional situations in your system; they make sure you are forewarned if conditions take a turn for the worse, helping to prevent disaster or […]
Indoor and vertical farming technology operations require significant investments to scale and maintain operations profitably. Key factors for success are energy use for climate control, and labor to support operations. Accurate and dependable environmental sensors such as those for humidity, temperature, and carbon dioxide, can help reduce costs in both categories, while lower quality instruments […]
Determining Turbidity of an aqueous solution is a frequently used procedure to estimate the quality of water, or even concentration of suspended particles such as cells, bacteria and mud.Turbidity can be defined as a decreased in the transparency of a solution due to the presence of suspended and some dissolved substances, which causes incident light […]
A method for on-site nickel measurements for the metal plating industry is introduced. By using the Photopette® handheld spectrophotometer [1, 2] only minimal training is requited. The method is easy and fast performed in two steps 1) Calibration and 2) Measurement. The calibration takes about 3 minutes and is stable for several days. A measurement […]
The food & beverage industry must make many tests and take certain measurements to ensure that their products meet high standards and are safe for consumption. The Photopette can be used for photometric measurements of liquid samples. The objective of this application note is to demonstrate how Photopette Cell can be used to quantify the […]
E.coli cell counting at OD600 is demonstrated using the Photopette® handheld spectrophotometer [1, 2]. Almost no training is requited. The method is easy and fast performed at the bioreactor or in the cell culture hood. E. coli can be directly measured at 600 nm in the cell culture flask. The method can be performed at […]
Yeast cell counting at OD600 is demonstrated using the Photopette® handheld spectrophotometer [1, 2]. Almost no training is requited. The method is easy and fast performed at the brewery or in the cell culture hood. Yeast can be directly measured at 600 nm in the cell culture flask. The method can be performed at any […]
Download this Application Note as PDF File here: AN018 – Photopette for COVID19 related Cell Culture Research Dr. Dieter Trau and Dr. Shihao Li, Tip Biosystems Pte Ltd, Singapore and E3A Healthcare Pte Ltd, Singapore – Photopette® will accelerate your cell culture work; perform cell counts and more within the cell culture hood in seconds.– By […]