诚和信厂家供应 SJZ-Sincere二硫化钨(WS2) 一手货源
$ 1,200.00/公斤 Min. order： 公斤
Chenghexin manufacturer direct sales SJZ Sincere silicone defoamer spot supply quality assurance
$ 12,000.00/ton Min. order： ton
Chenghe Xin manufacturer supplies SJZ Sincere tungsten disulfide quality assurance
$ 1,200.00/kg Min. order： kg
Chenghe Xin manufacturer supplies SJZ Sincere tungsten disulfide quality assurance
$ 1,200.00/kg Min. order： kg
Chenghexin specializes in the production of hexamethylphosphoramide and quality assurance
$ 56,000.00/ton Min. order： ton
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