News
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Tips for Column Storage Before the Holiday
LC Column Flush and store the column according to the instructions. It is recommended to detach the column for storage during holidays. ✦ Reversed-phase column For C18, C8, F-C8, C30,... -
CPhI China 2020
In the end of 2020, the 20th CPhI China 2020 rounded off. As one of the exhibitors, we'd like to review the highlight of Welch in this exhibition with you.... -
Autosampler
Do you still feel tired about complicated and time-consuming autosampler selection? In pursuit of more efficient and faster sample injection, Welch provides preparative autosampler below. Preparative Autosampler Features 277×280×335 mm... -
Preparation LC System-Sail 1000
Sail 1000 contains Constant Flow Pump,uV-Vis Detector and Fraction Collector etc., using front panel or EasyChrom Workstation to operate. It has features like linear amplification, high sample loading, short preparation... -
Kill the Virus by Disinfectant
Disinfectant, as common protective products at home, is difficult to find a good product in the existing market. To solve the problem of the limited disinfecting scope and the short... -
2020 Virtual EAS-Eastern Analytical Symposium
Event Overview In order to support and contact our customers worldwide, Welch decided to participate in 2020 virtual EAS-Eastern Analytical Symposium which starts this Monday, November 16th. If you cannot... -
Review of Webinar: HPLC Method Development and Validation
About Webinar Last friday, Webinar about HPLC method development and validation was held online. Webinar Content a. Tradition strategy for HPLC method development and a survey of automated tools and... -
Welch Winter Sale: Buy 10 Get 1 Free
Welch's Winter Sale is on from 11th November to 25th December. Contact Welch ( info@welchmat.com) and local distributer to get more details. -
If pH<2, pay attention to the selection of column
Many analysts will adjust the peak shape and retention time by changing pH during the method development. Because the change of pH will exert various influences on chromatographic behavior of... -
Free Webinar: HPLC Method Development and Validation
You are invited to join our 2.5-hour Free webinar on HPLC method development and validation focusing on the stability-indicating methods in the pharmaceutical analysis of small molecule drugs,” on November... -
Aging of Column
As is known to us all, in the process of gas phase analysis, column is the "heart" of gas chromatograph, and it plays a crucial role in the qualitative and... -
Welch at the Online Trade Fair—Analytica Virtual
On-Demand Online Trade Fair Event Overview In recent months, we have all witnessed how the coronavirus SARS-CoV-2 has posed huge challenges to healthcare systems and economies around the world. To...