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Quality Control

Quality management is the core advantage of Bellen. We ensure that each product meets the highest quality standard and strictly follows the customer’s requirements. The quality of each batch is closely monitored to meet the client’s requirements, and aided through the continuous training of our staff, improvement of testing techniques and quality control in all stages of the process. All our business activities are in strict compliance with the international quality management standard specifications.

Bellen Chemistery Quality Control System. We ensure the quality of each batch through:                                             - Raw material quality testing and release - Intermediate compound quality testing and release
 - Final Product quality testing and release
 - Sample retention of each batch for at least one year  

Certificate of Analysis (CoA) is provided for each product. Our quality control techniques include:
 - Nuclear Magnetic Resonance (HNMR)
 - Mass spectrometry (LC-MS)
 - Chromatography (HPLC, TLC, GC)
 - Spectroscopy (IR, UV)
 - Titration (acid titration, alkaline titration)
 - Polarimetry
 - Trace metal content analysis
 - Elemental analysis

Analytical Capability: 
 - Compound identification and content analysis
 - Test method development and verification
 - Chiral analysis development
 - Compound and reaction heat flow measurement
 - Raw material and final product control
 - Final product release and data collection

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