Propylene glycol alginate (Propylene glycol alginate, Propane-1 '2-diol alginate, propane-1' 2-diol alginate, E405) ndi mchere wa alginic acid wochokera ku polyatomic alcohol propylene glycol.
Imasungunuka mosavuta m'madzi ndipo motero njira yowoneka bwino kwambiri imapezedwa.
Amagwiritsidwa ntchito ngati thickener, stabilizer ndi emulsifier popanga zipatso ndi zakumwa zoledzeretsa, mafuta, zosakaniza zophika; mu zodzoladzola, mu pharmacy, etc.