Title:Need: Ultra-fine Copper Powder (Cu63 Cu65) description:We are looking for Isotope Ultra-fine Copper Powder (Cu63 Cu65). Please provide your specification with the inspection report and your best price. Quantity:1000-Kilogram Frequency:Monthly Port:Houston Payment Methods:L C Validity:1-m Source:rfq_page Company Name:Biocentury LLC n WhatsAp