... Competitive price Professional Service Product: 1 8-Naphthalic AnhydrideHigh QualityEarliest ShipmentCompetitive priceProfessional Service 1,8-NAPHTHALIC ANHYDRIDEPRODUCT IDENTIFICATIONCAS NO.81-84 ... mg/kgSYNONYMS1H,3H-Naphtho[1,8-cd]pyran-1,3-dione;naphthalene-1,8-dicarboxylic anhydride; 1,8-Naphthalenedicarboxylic anhydride; 1,8-nephthalic anhydride;DERIVATION CLASSIFICATIONCARBOXYLIC ACID ...