WebPhysical Description Colorless liquid with an ammonia-like odor. [Note: Usually contains inhibitors to prevent polymerization.] Molecular Weight 43.1 Boiling Point 133°F Freezing … WebThe Nippon Shokubai process requires an oxide catalyst and high temperatures to effect the dehydration. In the Wenker synthesis, the aminoethanol is converted to the sulfate ester, …
Binary ethylenimine as an inactivant for foot-and-mouth disease …
WebThe invention derives from the discovery that the immunogenicity of piscine orthoreovirus (PRV) can be significantly increased by inactivating the virus in a way different from the prior art: by incubation with an aziridine the vaccine potency against challenge infection by cohabitation is much improved over prior art approaches. This allowed the development … WebThe reduced inactivation rates for binary ethylenimine directly prepared in the virus suspension are due to the different cyclization rates of 2-bromoethylamine hydrobromide and 2-chloroethylamine hydrochloride and to the interference of bicarbonate in the cyclization reaction. csa weatherization
Validation of a binary ethylenimine (BEI) inactivation procedure for ...
WebMay 1, 2011 · 0.2% Formalin or 0.001 M binary ethylenimine (BEI) was added to each virus suspension to inactivate the virus [24], [25]. Each suspension was shaken sufficiently and kept at 4 °C. ... 2.3. Preparation of vaccine. For the preparation of vaccine, a strain of Korean isolate of Aino (KSA9910), Akabane (K-9) and Chuzan virus (Youngam) was … WebBinary ethylenimine (BEI) has been widely used as a virucide to inactivate viruses. For regulatory exclusion of a select agent, the United States Federal Select Agent Program (FSAP) requires an inactivation procedure that renders a select agent non-viable but allows the select agent to retain antigenic characteristics for future use must be validated, and … dyna wide glide maintenance schedule