越南采购需求：有机中间体、农用化学品、食品添加剂、高级化学品、日用化工原料、原料药

I hope this message finds you well. I'm interested in placing an order for your products, but before I proceed, I'd like to request a sample for evaluation. It's important for us to ensure that the quality and specifications of the product align with our requirements. If possible, could you send a sample my way? Additionally, it would be helpful to know more about the lead time for receiving the sample and any associated costs. Having a firsthand look at the product will greatly assist us in making a timely decision. Looking forward to your prompt response so we can move forward quickly. Thanks!