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    ISO 45001:2018

    Chung Hwa Chemical
    Industrial Works, Ltd.
    No. 30, Ching Chien 5th Rd.
    Guanyin District
    Guanyin Industrial Park
    32853
    Taiwan
    BSI logo

    Certificate Number: OHS 645196
    Scope: The design, manufacture and sales of industrial and electronic sulfuric acid, sulfurochloridic acid, liquid aluminum sulfate, photoresist and developer, diversifical ploy- aluminum chloride, functional fiber intermediates, toluenesulfonic acid series products, reactive ultraviolet absorber, dyestuff, pigment intermediates, fuel oil and solvent. [Previously certified to BS OHSAS 18001:2007 since 2016-03-31]
    工業級硫酸、電子級硫酸、氯磺酸、液體硫酸鋁、光阻、顯影液、多元聚氯化鋁、機能性纖維中間體、甲苯磺酸化系列產品、反應型紫外線吸收劑、染顏料中間體、燃料油與溶劑之研發、製造及銷售

    Original Registration Date Effective Date Last Revision Date Expiry Date
    2019-01-02 2023-11-01 2024-12-09 2026-10-31