dl-threo-methylphenidate，20748-11-2，High purity99%

Dear Mr:
We are one of the 20748-11-2 biggest manufacturer in China. We sincerely want to cooperate with you. If you want more quantity, we can offer more preferential treatment. We can provide you with the best price, and we know it very well. We know how to increase the powder oil yield and the purity can be much higher than that of our peers. We have professional technicians to provide you with instructions.
Re:20748-11-2
Purity: 99% min Payment: Payment can be made by Western Union, or BTC. Delivery time: about 5~10 working days after confirmation of payment. We have our own shipping forwarder to ensure that you receive 100% of the goods.They will help us to make the deliver.
We have been dealing with this area for many years, and In Privacy, we have a lot of experience. And During the shipping, If custom take our materials, We will post the new lots. I believe that our cooperation can bring you a good price advantage, and we know enough about this product. This product is very sensitive, you can add individual contact information to facilitate communication.
to facilitate our communication？ Hope we can reach this cooperation. Best Regards,