Buying ultrafine copper powder to Canada

We are looking for ultrafine copper powder. We are interested in purchasing a significant quantity for our manufacturing needs and would appreciate it if you could provide us with the following details:
Price per kilogram (or other units of measurement)
Minimum order quantity
Available packaging options
Delivery times and shipping options
Any bulk purchase discounts or special offers
Additionally, please include any technical data sheets or specifications for the ultrafine copper powder you offer.