Coomassie Brilliant Blue R-250 is a dye used in laboratories to stain and quantify proteins. It's a fast-acting, sensitive dye that can be used on standard gels, IEF gels, and SDS gels. Here are some other properties of Coomassie Brilliant Blue R-250: 
 
 
CHEMICAL FORMULA:C45H44N3NaO7S2
CAS.NO:6104-59-2
MOLECULAR WEIGHT:825.97.
BOILING POINT:100 °C
MELTING POINT:174–180 °C
GRADE :  TECHNICAL GRADE
USAGE APPLICATION: INDUSTRIAL
PURITY: 99 %
 
 
 
Sihauli Chemicals is one of the leading Coomassie Brilliant Blue  Manufacturer and Exporter form India. Sihauli Chemicals Supply Coomassie Brilliant Blue  to Asia, Africa, Europe, North & South America and Oceania.
Our Global Presense:
Asia: Bangladesh, Burma (Myanmar), China, Hong Kong (UK), Indonesia, Iran, Israel, Japan, Jordan, Kampuchea (Cambodia), Kuwait, Laos, Lebanon, Macao (Portuguese), Malaysia, Maldives, Mongolia, Nepal, Oman, Philippines, Qatar, Saudi Arabia, Singapore, South Korea, Sri Lanka, Taiwan, Thailand, Turkey, United Arab Emirates, Vietnam.
Europe: Albania, Andorra, Austria, Belgium, Bulgaria, Cyprus, Czechoslovakia, Denmark, Finland, France, German Democratic Republic, Gibraltar, Greece, Hungary, Iceland, Ireland, Italy, Liechtenstein, Luxembourg, Malta, Monaco, Netherlands, Norway, Poland, Portugal, Romania, San Marino, Spain, Sweden, Switzerland, United Kingdom, U.S.S.R., Yugoslavia. Africa: Algeria, Angola, Egypt, Ethiopia, Gabon, Ghana, Kenya, Liberia, Libya, Madagascar, Mauritius, Morocco, Mozambique, Namibia, Nigeria, Reunion (France), Seychelles, Somalia, South Africa, Sudan, Tanzania, Tunisia, Uganda, Zambia, Zimbabwe.
North America: Bahamas, Barbados, Bermuda, British Virgin Islands, Canada, Costa Rica, Cuba, Dominica, El Salvador, Greenland (Denmark), Grenada, Guatemala, Haiti, Honduras, Jamaica, Martinique, Mexico, Montserrat, Nicaragua, Panama, Puerto Rico (USA), St. Vincent & the Grenadines, Trinidad & Tobago, USA, Virgin Islands.
South America: Argentina, Bolivia, Brazil, Chile, Colombia, Ecuador, French Guiana, Guyana, Paraguay, Peru, Venezuela.
Oceania: Australia, New Zealand, Solomon Islands, Wallis & Futuna Islands (France).