AI Appraisal Estimate

This item is a 2kg sample container of 'COPPER POWDER ULTRAFINE' presented in a vibrant red plastic cylindrical jar with a matching screw-top lid. The product is identified by a technical label specifying a chemical purity of 99.9999%, indicative of high-grade industrial or scientific material. The label features a complex alphanumeric identification code (Cu:04.44.23.-050.098(023)-214) and a data table summarizing the analysis of impurities for elements like Silver, Nickel, Titanium, Iron, Antimony, Manganese, and Magnesium, each listed with extremely low parts-per-million (ppm) values. Physically, the jar appears to be in new, sealed condition, resting on a brown cardboard shipping box marked with a high-visibility 'FLAMMABLE SOLID' hazard placard (Class 4.1). The packaging and labeling suggest a contemporary manufacturing origin, likely intended for specialized metallurgical, electronic, or conductive coating applications where extreme purity is required. The craftsmanship is utilitarian, prioritizing secure containment and precise chemical documentation over aesthetic value.

I have conducted a visual examination of the 2kg container labeled 'COPPER POWDER ULTRAFINE' with a stated isotopic/chemical purity of 99.9999% (6N). The item is housed in industrial-standard red HDPE packaging with full laboratory labeling, including specific impurity ppm counts and the hazard classification 'Flammable Solid 4.1'. This level of purity is consistent with materials used in aerospace, high-end electronics, and cold spray additive manufacturing. The current market for 6N ultra-pure copper is highly specialized. While standard industrial copper trades at commodity prices (approx. $9-10/kg), ultra-fine powders with documented high-purity levels command a significant premium due to the intensive electrolysis and gas atomization processes required to produce them. Comparables for certified laboratory-grade ultrafine powders generally range from $2,000 to $3,500 per kilogram depending on particle size and distribution (PSD). However, a critical caveat exists: the '6N' market is prone to fraudulent labeling. From this visual inspection alone, I can confirm the packaging and labeling follow standard industrial protocols, but I cannot verify the material's actual chemical composition or particle size. To provide a definitive valuation, I would require a Certificate of Analysis (CoA) from a reputable independent laboratory and mass spectrometry (ICP-MS) testing to confirm the ppm levels of impurities such as Silver and Iron. Furthermore, provenance documentation linking the serial number (Cu:04.44.23...) to a known manufacturer is essential. Without physical verification, this value is based strictly on the assumption that the contents match the label's specifications.