Qingdao Sigma Chemical Ltd is is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, peptide,Nootropis etc API, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc.

 

Our Laboratory is located in shandong province. There are 15 experts in our research team. Talented personnel and well-equipped laboratory makes rigorous and professional quality control possible. Lyphar Biotech is equipped with various detection devices, such as HPLC, GC, Spectrophotometer, AAS, Polarimeter, Auto titrators, BOD Incubators, COD Incubators, Melting point apparatus and so on.

 

The aim of QDSIGMA is a quality policy that "Elements in the system all have been satisfied, Personnel has been trained; Every batch of material is checked, Each procedure guarantees the quality; Every bag of our products is top grade, Service is thoughtful all the time, quality and reputation to increase market share and promote enterprise development. The quality, colors and forms of our products have reached a high level in related chemical industry, which relies on characteristic and advanced processing technology and it has gained a high and reliable reputation from customers at both quality and services.

 

QDSIGMA has become the "Top 500 Chinese manufacturing companies","Top 20 of global chemical sales".QDSIGMA has 21 subsidiaries and holding companies.

 

Product name: Bilirubin

CAS number: 635-65-4
Molecular formula: C33H36N4O6
Molecular weight: 584.66

A heme decomposition of main components; the main bile pigment; with antioxidant and the function of effective hydrogen peroxide radical scavenger, protects the cell membrane lipid from oxidation of these radicals. Bilirubin has many pharmacological effects, is the main raw material for the manufacture of artificial bezoar. Pharmacological experiments prove that it on W256 tumor has better inhibitory effect, on Japanese encephalitis virus inactivation rate, inhibition index of 1 ~ 1.5 times higher than chenodeoxycholic acid and cholic acid. It is a kind of effective liver disease therapeutics, in under the condition of not destroying the liver tissue, the proliferation of new cells, treatment of serum hepatitis, cirrhosis and other diseases. In addition, bilirubin is a sedative, anticonvulsant, antipyretic, antihypertensive. Promote the new role of red blood cells.