[华东]MgCa30 是否需要在上海做化工检验
在加拿大 The chemical composition of MgCa30 The chemical composition of MgCa30 is as following: Chemical composition(%) Kind Composition Less than Ca Mg Cu Al Mn MgCa30 26-34 Balance 0.02 0.05 0.1 大家帮忙看看这个应该归什么HS code,是...华人论坛
在加拿大 The chemical composition of MgCa30 The chemical composition of MgCa30 is as following: Chemical composition(%) Kind Composition Less than Ca Mg Cu Al Mn MgCa30 26-34 Balance 0.02 0.05 0.1 大家帮忙看看这个应该归什么HS code,是...华人论坛