Heparin, named after its discovery in the liver, is a mucopolysaccharide sulfate composed of glucosamine, L-idosaccharide, n-acetylglucosamine and D-glucuronic acid, with an average molecular weight of 15KDa and a strong acid. It is also found in tissues such as lungs and intestinal mucosa, and is a natural anticoagulant in animals. Naturally occurring in mast cells, it is now mainly extracted from the mucous membrane of the bovine lung or the small intestine of pigs. As an anticoagulant, it is a polymer formed by alternating connection of two polysaccharides, which has kang ningxue effect both in vivo and in vitro. Mainly used for extracorporeal circulation, hemodialysis and so on. With the development of pharmacology and clinical medicine, the application of heparin continues to expand.

Providing storage is as stated on the product vial and the vial is kept tightly sealed, the product can be stored for up to 24 months.
Wherever possible, you should prepare and use solutions on the same day. However, if you need to make up stock solutions in advance, we recommend that you store the solution as aliquots in tightly sealed vials at -20°C. Generally, these will be useable for up to one month. Before use, and prior to opening the vial we recommend that you allow your product to equilibrate to room temperature for at least 1 hour.