Oloa

  • Span

    Span

    I.Overview Sorbitan fatty acid ester (Span) o se non-ionic surfactant faatatau fatty acid kulupu o le hydrophobic vaega ma sorbitan kulupu o le hydrophilic vaega. Polyoxyethylene (20) sorbitan fatty acid ester (T interval) o se non-ionic surfactant faatatau fatty acids vaega o le hydrophobic vaega ma sorbitan polyethylene glycol ether vaega o le hydrophilic vaega. Ⅱ. Tulaga Aʻoaʻoga (Polysorbate-80 o le a usitaʻia le Standard CP2015, ma isi faʻasologa o le a usitaʻia le Standard USP32) ...