News
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New Product Launch | Liquid Chromatography for the Detection of Benzo(a)pyrene in Food and Feed—Specialized Sample Preprocessing Kit (BAP-04 Model)
According to the new version of the “National Food Safety Standard for Contaminants in Food” (GB2762-2022) implemented in China on June 30, 2023: There are mandatory limits for Benzo(a)pyrene in... -
Maintenance and Care of Liquid Chromatography Systems — Other Aspects
We previously shared ‘6 Steps to Easily Solve Pump Maintenance, No More Urgent Waiting for Engineers Online.’ Now, we continue to share maintenance knowledge about other modules of the liquid... -
Welchrom® Immunoaffinity Column
Welchrom® Immunoaffinity Column is used to separate and purify mycotoxins from samples based on specific reactions between antigens and antibodies. Antibodies in the immunoaffinity column suspend in the gel by... -
Q&A for SPE Column
Solid phase extraction (SPE): also known as liquid-solid extraction. It refers to the process in which the analyte in the liquid sample is retained on the adsorbent by adsorption and... -
Solid Phase Extraction(SPE)
Solid Phase Extraction Cartridges Over the last twenty years, SPE has become the most powerful technique prior to analytical chromatography for the cleanup, purification, and concentration of samples from various... -
Knowledge for SPE Method Development
Mechanism of reversed-phase: Reversed-phase extraction separation mainly uses the non-polar force between C-H bonds on SPE functional groups and C-H bonds of target compounds. In general, non-polar reversed-phase SPE columns... -
Determination of Vitamin K1 in Food
Range of Application and Principle Extract vitamin K1 from low fat plant samples such as fruits and vegetables with isopropanol and n-hexane. Purify Vitamin K1 by prep column and remove... -
Remove harmful metal ions? Welchrom® Thiol brings help
In the field of pharmacochemistry, the residues of toxic metals in active organisms and active pharmaceutical ingredients are the focus of many experts. In addition, other products also have very...
