1,3-Propandiol1,3-PROPANEDIOL, CERTIFIED GRADE1,3-PropanediolTrimethylene glycol1,3-丙二醇丙二醇PGBio-PDO1,3-Dihydroxypropane1,3-Propanediol1,3-二羟基丙烷HOCH2CH2CH2OH1,3-PROPANDIOLomega-propanediol(HOCH2)2CH2beta-propylene glycol1,3-dihydroxypropane1,3-propylene glycolHO(CH2)3OH1,3-propylenediolCH2(CH2OH)2propane-1,3-diolTrimethylene glycol2-(hydroxymethyl)ethanolpropane-1,3-diol2-deoxyglycerolPropane-1,3-diol1,3-Propanediol