59.
    发明专利
    未知

    公开(公告)号:NL156393B

    公开(公告)日:1978-04-17

    申请号:NL7015150

    申请日:1970-10-15

    Applicant: DEGUSSA

    Abstract: Lactones are stabilized, particularly against discoloration, by mixing the lactone with oxygen, an oxidizing agent or an acid which is less volatile than the lactone and subjecting the mixture to distillation.

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