[Basic Raw Materials For Polyurethane] What Is Propylene Glycol? 2023-06-09
DefinitionThe physical characteristics and applications of propylene glycol and ethylene glycol are comparable. Only one methyl group (HOCH2CH2OH in the case of ethylene glycol and CH3CH[OH]CH2OH in the case of propylene glycol) separates their chemical structures. Humans are susceptible to acute po
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