Mrs.natalie Nov 22, 2019 5All in all, it is a great Graphite Petroleum Coke Calcined Petroleum Coke . I have used them all. This product is great with low price.
Yorgos V. Nov 19, 2019 5Just received it today and check it right away with no problems.Recommend Hwa Seng Resources (Hong Kong) Co., Limited company!
Janina Ellwood Nov 07, 2019 5Came in fast. product is ok.Recommend Hwa Seng Resources (Hong Kong) Co., Limited company!
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