Xi an Pincredit Bio-tech Co., Ltd sell "Lysozyme Powder"

Also called muramidase or N-acetylmuramide glycanhydrolase, lysozyme is a glycoside hydrolase enzyme with antimicrobial activity, supplied here as a white powder sourced from egg white, where it occurs in large quantities. It withstands heat well, retaining structure up to a melting point of about 72C at pH 5.0, and stays active across a wide pH range of 6-9, with an isoelectric point of 11.35. As part of the innate immune system, it acts as an antibacterial enzyme and can be used to break down bacterial cell walls, aiding protein or nucleic acid extraction. It is sold factory-direct at competitive pricing, with free samples available on request.