Tin Standard Specification

Thailand Smelting and Refining Co., Ltd.
Element Chemical Composition (%)
Thaisarco Brand Phuket Brand LME BS EN 610:1996 ASTM Grade A B339-00
Tin Sn (min) 99.90 99.85 99.85 99.85
Lead Pb (max) 0.05 0.05 0.050 0.04
Aluminium Al (max) 0.001 0.001 0.001
Antimony Sb (max) 0.04 0.04 0.050 0.04
Arsenic As (max) 0.03 0.03 0.030 0.05
Bismuth Bi (max) 0.03 0.03 0.030 0.030
Cadmium Cd (max) 0.001 0.001 0.001 0.001
Copper Cu (max) 0.04 0.04 0.050 0.04
Iron Fe (max) 0.01 0.01 0.010 0.010
Nickel+Colbalt Ni+Co (max) 0.01 0.01 0.01
Sulfur S (max) 0.01 0.01 0.01
Zinc Zn (max) 0.001 0.001 0.0010 0.005
Silver Ag (max) 0.01 0.01 0.01
Total all Impurities (max) 0.1 0.15 0.150