美国采购需求：GMP 级注射用 Retatrutide，人用肽，购买注射用 Retatrutide，高品质注射用肽，GMP 认证肽，在线购买 Retatrutide

I'm currently interested in exploring options for Retatrutide for our R&D projects here in the United States. Could you provide me with a detailed product list that includes specifications, pricing, and any relevant information regarding potential order quantities? Additionally, I'd appreciate any insights on the availability and lead times for these products. If there are any specific formulations or variations you offer, please include that info as well. Looking forward to your prompt reply!