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Dear We require (3S,4E)-3-Hydroxy-7-[(triphenylmethyl)thio]-4-heptenoic acid(180973-24-4) for synthesis. Qty. required initially for R & D would be 500 gms. Please send us your lowest quote along with COA and a sample for testing. After approval we will enter in to business relationship. Regards Jas 邮箱：jaswinderjitsingh@omgene.com
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