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If you are sourcing 2,3-Diaminopropionic acid from United-States ,just feel free to inquire

Company：	3B Medical Systems, Inc.
E-mail：	chem@netsun.com
Address：	1840 Industrial Drive, Suite 160 Libertyville, Illinois 60048 U.S.A.
Zip Code：

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2,3-Diaminopropionic acid