20 GB 5009.185 铜(以Cu 计),mg/L ≤ 5.0 GB 5009.13 锡i(以 Sn 计),mg/kg ≤
150 GB 5009.16 铁i(以 Fe 计),mg/L ≤
15 GB 5009.90 锌i(以 Zn 计),mg/L ≤ 5.0 GB 5009.14 锌、铜、铁总和 i ,mg/L ≤
20 GB 5009.
13、GB 5009.14和GB 5009.90 β-胡萝卜素........