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Standards: - •
Sn ≥ 99.9%, with max Pb ≤ 0.01%, As/Sb/Bi ≤ 0.005% (meets GB/T 2528, ASTM B339 Grade A).
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Key Features: - •
Bright, smooth surface; minimal oxidation if stored properly. - •
Balanced cost-performance for non-ultra-high-purity needs.
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Applications: - •
General soldering (electronics, plumbing). - •
Tin plating (corrosion resistance). - •
Alloying (bronze, pewter, bearing metals).
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Certification: Typically includes batch-wise purity reports (lab-tested).

