We,LITOP,have the program of producing the silver powder in different particle size.Pls find the detail as follows: 

Super fine    silver powder 99.95%     0.1-1um ,1um-10um　
Flake silver powder         99.95%     thickness 0.2 to 0.6um,Dia.4 to 8um
Nanometer silver powder     99.95%      1 to 60nm 

Quantity: as requests.
Price:negotiable
Delivery: prompt. or negotiable by DHL,UPS OR FEDEX,or other.
Payment :by T.T. before delivery.

Inquiries and orders accepted via fax, email or CD. Verbal purchase orders will not be accepted.