スズ O3

О3
O3
O3
Sn3

ГОСТ В51 ГОСТ 860-75

S Fe Cu As Sn Sb Pb Bi
ГОСТ 860-75 ≤0.02 ≤0.02 ≤0.1 ≤0.03 ≥98.49 ≤0.3 ≤1 ≤0.06

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