Factory supply D-Biotin Powder ( Vitamin H / Vitamin B7) CAS 58-85-5 CAS NO.58-85-5

25kg/net drum,1kg/aluminum foil bag

prompt shipment after receipt of your order confirmation

transit could be dhl,ups,tnt,ems,fedex,and so on.

for mass orders, it will be delivered by air or sea.

depending on your location, please allow 1-5 business days for your order to arrive.

for small order, please expect 3-7 days by ups dhl ems.

for mass order, please allow 5-8 days by air, 15-30 days by sea.

1.cooperate with research institutions, we strictly control the process from raw material to finished product.

2.the customer comes first, we provide reasonable price, high quality product and prompt shipment.

3.we can send the goods to your delivery address directly. it is relatively safe and fast. we have ready goods in stock.

4.quick and clear response to customers questions.
warm after sale service, we will help to solve the problems in your usage.

5.we could make our price discount if you place a substantial order with us.

the headquarter, zhishang r & d department and testing center located in ji'nan high-technology industrial development zone. production base is situated in china fine chemical industrial park(zhangqiu). relying on our self-cultivation and the introduction of domestic and overseas high-tech talent, as well as close cooperation with research institutions, we have created a multidisciplinary, comprehensive, high-level technology and management elite team,referring extraction, isolation, synthesis, fermentation, pharmaceutical , functional food chemistry, nutrition, biology, engineering and management science.
teamwork is our way of life, good employees are our most important asset,treasure,happiness,determined to forge ahead is the core of our culture.

our contact: