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Articles

Electrochemical Reduction of Biopharmaceuticals

With a new electrochemical cell, complete reduction of inter- and intra-disulfide bonds in mAbs is achieved with superior sequence coverage.

Application Note: Carbohydrates in Food Products

The ALEXYS Carbohydrate Analyzer is a dedicated instrument for the routine analysis of sugars and oligosaccharides in F&B products based on HPAEC-PAD.

Application Note: Erythromycin Ointments According US Pharmacopeia

Erythromycin analysis in creams, lotions, etc., based on HPAEC-PAD using the ALEXYS Antibiotics Analyzer according to the official 2018 USP 41—NF36 monograph.

Sulfamethoxazole (SMX) and Trimethoprim (TMP) Antibiotic Analysis

SMX and TMP are the active ingredients of Co-trimoxazole or Bactrim. They can be analyzed easily and inexpensively using HPLC with pulsed amperometric detection.