tween 80 meaning

[Medicine]
Sorbitan mono-9-octadecanoate poly(oxy-1,2-ethanediyl) derivatives; complex mixtures of polyoxyethylene ethers used as emulsifiers or dispersing agents in pharmaceuticals.

Examples

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1. adsorptive kinetics of aqueous tween 80 solutions at the air-water interface
2. It produces lecithinase, splits Tween 20, Tween 40, and Tween 80 and reduces nitrate.
3. It hydrolyses casein and gelatin but not Tween 80, starch, lecithin, aesculin or tyrosine.
4. Shimoji s selective enrichment broth contains tryptic soy broth, Tween 80, Tris-aminomethane, crystal violet and sodium azide.
5. This bacterium produces urease, alkaline phosphatase, pyrrolidonyl arylamidase, beta-galactosidase, and beta-glucuronidase, and hydrolyses aesculin and Tween 80.