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Mason Corporation rated based on 1 ratings and 1 reviews
Steven Chiang rated , 9 months ago:
We are looking for Tin Concentrates required as below. Looking forward to you positive reply. Thanks.
Tin Concentrates, with the inspected purity of Sn% no less than 60% by weight.(Dry basis)
Tin Concentrates：at Sn 60% min
(1) Each kind of Impurity:：