... EU WEEE Directive requirements.4.Flux content: small amount of type: 1.2% , moderate-type: 1.6% , Standard: 2.2%.5 ... .Usual diameter 0.6mm, 0.8mm, 1.0mm, 1.2mm . small diameter ... 0.3mm, 0.5mmAll specification :1.Tin-lead solder wire Sn70Pb30, ... Cu0.7, Sn-Cu3.0, Sn-Cu0.6-Ni0.1, Sn-Ag3.5, Sn-Ag3.0-Cu0.5, Sn ...