[Twain Supply] The role of Twain in biological experiments

Tween is the transliteration of TWEEN, also called Tween-type emulsifier, which is the condensation of Span (sorbitol fatty acid ester) and ethylene oxide It is a type of non-ionic detergent. Chemical name: Polyoxyethylene sorbitan fatty acid ester, referred to as polysorbate (Polysorbate). Since Span is an ester formed of sorbitol and different higher fatty acids,…