High quality L-Tryptophan CAS NO.73-22-3

1.high quality and competetive price
1)for prulifloxacin exported we can offer coa certificate and official invoice.
2)we are manufacturer with own lab and factory, can provide high quality products with factory price.
3)products purity is test by our quality department strictly before sending, and you can also ask the third testing organization come and inspect, such as (sgs/ cti/ its), only after your confirmation will we send it out to you.

2.fast and safe delivery:
1)products can be sent out one or four weeks after payment. tracking number available, fixed service person are 7x24h for you to contact.
2) secure and discreet shipment. various transportation methods for your choice, like dhl/ups/tnt/fedex/sf-express.
3)customs pass and satisfied rate ¡ý99%.
4)for hot sale products we have stock in there for transferring.

3 we have clients throughout the world:
1) professional service and rich experience make customers feel at ease, adequate stock and fast delivery meet their desire.
2) market feedback and goods feedback will be appreciated, meeting customers' requirement is our responsibility.
3) high quality, competitive price, fast delivery, first-class service gain the trust and praise from the customers.