Alfa Chemistry provides synthetic peptides with a wide range of labels scales purities and delivery time options to meet your research needs We ensures that each custom peptide is triple checked for quality via both mass spectrometry MS and high performance liquid chromatography HPLC analyses after each step during peptide purification and quality control QC procedures Features of our capacity and capability include Flexible quantities from nanomole to milligram to gram to kilogram Flexible purities crude desalt and from 70 to 99 purity Solid phase synthesis and solution phase synthesis Personalized consultation with experienced peptide synthesis experts Thousands of special modification including phosphorylation fluorescein glycosylation PEGylation Rhodamine AMC pNA Biotin d-amino acids stable isotopes EDANS Dabsyl Dansyl Abz thiolactic acids and many more