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Naphthol AS-KB (6)CAS RN:135-63-7
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Kelco Chemicals Co.,Ltd.Telephone:+86-21-62744350 62598819
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Dintech Chemical Co.,Ltd.Telephone:+86-510-82734258;82719958;85799581
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Tianjin city modern chemical Co., Ltd.Telephone:+86-22-23977777 83962221
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SHIJIAZHUANG HE DYE CHEM CO.,LTD..Telephone:+86-311-87756733
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Wenzhou Color Bloom New materials Co., LtdTelephone:86-577-88556683
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ALEX CHEMICAL INDUSTRIAL CO., LTD.Telephone:886-2-2331 1425