4-(2-Hydroethoxy)-1,3-Phenylene Diamine Dihydrochloride from China
Dihydrochloride salt of a diaminobenzene derivative with hydroxyethoxy function, explicitly covered by HTS 2922.50.0700 as aromatic oxygen-function amino-compound. Key developer in low-ammonia permanent hair dyes.
Duty Rate — China → United States
0%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Salt form classifies with parent base per Ch. 29 note 3(C)(1); provide ionization proof in lab analysis
• TSCA pre-registration required for US manufacture; include intended cosmetic intermediate declaration
• Monitor for color change indicating degradation; import temperature <25°C recommended