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2-2'-羟基-3,,5,-二叔丁基苯基-5-氯代苯并三唑
plast. 2-2'-hydroxy-3',5'-di-tert-butylphenyl-5-chlorobenzotriazole
2-2'-羟基-3,-叔丁基-5'-甲基苯基-5-氯代苯并三唑
plast. 2-hydroxy-2'-3-tert-butyl-5'-methylphenyl5-chlorobenzotriazole