Kinetic Turbidimetric LAL Reagent for Quantitative Endotoxin Detection - China Suppliers & Factory

The kinetic turbidimetric method is an essential technique for detecting bacterial endotoxins, which are lipopolysaccharides derived from the cell walls of Gram-negative bacteria. This method is crucial for ensuring the safety of pharmaceuticals, medical devices, and biological products, making it a critical focus for suppliers and manufacturers in China.

This method utilizes turbidity changes within a reaction system: endotoxins activate factor C in the amoebocyte lysate (such as Limulus Amebocyte Lysate, LAL), initiating a series of enzymatic reactions leading to the formation of insoluble coagulin. Unlike the endpoint turbidimetric method, which is based on a fixed reaction time, the kinetic approach continuously monitors turbidity increases over time using a microplate reader or specialized instruments at a precise wavelength (typically 340 nm).

The time required for turbidity to reach a specified threshold (reaction time, T) is inversely proportional to the endotoxin concentration; lower endotoxin levels result in a longer T, and vice versa. By comparing the sample's T with a standard endotoxin curve established with known concentrations, the endotoxin content in the test sample can be accurately quantified.

This innovative method boasts numerous advantages, including high sensitivity, a broad linear range, and the capability for automated operation, making it a preferred choice among China-based suppliers in quality control within the pharmaceutical and medical industries. Please note that this product is not registered with the U.S. FDA and is intended for research use only if utilized in the U.S.