A5757
Antifoam B Emulsion
aqueous-silicone emulsion
Synonym(s):
Antifoaming agent B
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About This Item
UNSPSC Code:
12161900
NACRES:
NA.25
Quality Level
form
emulsion
contains
emulsifier (different from those present in Antifoam A emulsion)
technique(s)
cell culture | hybridoma: suitable
microbiological culture: suitable
General description
Antifoam eliminates excessive foaming formed during impingement, due to proteins and/or carbohydrates in the collection medium. Antifoam B emulsion is a silicone based antifoam. Antifoam B emulsion does not affect the growth of bacteria. Antifoam B emulsion functions as an antifoaming agent in shake flask culture of bacteria.
Application
Antifoam B emulsion has been used:
- to enhance collection efficiency in collection media
- as a component in stress granule lysis buffer to reduce foaming, in host cell lysis buffer to reduce foaming caused by detergents
- to improve solubility of antibiotics
- as a foaming controls in bacterial growth media
Other Notes
A 10% aqueous emulsion of polydimethylsiloxane
Storage Class Code
10 - Combustible liquids
WGK
WGK 3
Flash Point(F)
>214.0 °F - closed cup
Flash Point(C)
> 101.1 °C - closed cup
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