美国采购需求：肌醇、维生素K3、烟酰胺、肌醇六烟酸酯、沃诺拉赞中间体

I'm keen to understand more about your order process for the products we're interested in. Specifically, it would be helpful to know the steps involved, from initial inquiry through to delivery. Also, could you clarify any requirements or documents needed on our end to facilitate a smooth transaction? This info will really assist us in planning our procurement timeline effectively. Thanks for your help!