Analytical Chemistry

Category: Chemistry

The analytical chemistry and purification&separation team of KS-V Peptide provides customers with high-quality analysis and purification&separation services. Our experts are highly recognized by customers for their extensive experience and proficient problem-solving skills.

Detailed information

The analytical chemistry and purification&separation team of KS-V Peptide provides customers with high-quality analysis and purification&separation services. Our experts are highly recognized by customers for their extensive experience and proficient problem-solving skills.

Drug Impurity Analysis

•  Separate and monitor impurities in starting materials, intermediates, APIs and drug products by various techniques including HPLC

•  Collect complete 1D/2D NMR, LCMS, EA, HRMS, IR, UV and other data to identify the structure of the separated impurities

•  Isolation and structural identification of forced oxidative degradation products of API

•  Rapid determination of crude materials, intermediates, API and synthetic impurities by quantitative NMR (QNMR)

•  Prepare professional application materials

Method development and method validation

•  Method development and validation of API (according to Chinese Pharmacopoeia, US Pharmacopoeia, European Pharmacopoeia, ICH, etc. and other special requirements of customers)

•  Residual solvent method development and validation (according to Chinese Pharmacopoeia, US Pharmacopoeia, European Pharmacopoeia, ICH, etc.)

Regular service

•  NMR 1D, 2D, etc. (including H-NMR, C-NMR, P-NMR, F-NMR, HSQC, HMBC, COSY, NOESY, etc.)

• LC-MS analysis

• HPLC analysis (including ELSD detection)

•  Chiral Purity Test

•  Pre-HPLC preparative separation

•  Routine physical and chemical tests (ROI, LOD, Cl-, SO42-, mp, HM, optical rotation, moisture measurement, heavy metal residues, etc.)