2907.21 Resorcinol and its salts 2907.21.00 A 2907.21.00 A 2907.21.01 A

2907.22 Hydroquinone (quinol) and its salts 2907.22.00 A 2907.22.10 A 2907.22.01 A

2907.22.50 C 2907.22.02 C

2907.23 4,4'-isopropylidenediphenol (bisphenol A, diphenylolpropane) 2907.23.00 A 2907.23.00 C 2907.23.01 C

2907.23.02 C

2907.29 Polyphenols nes 2907.29.00 A 2907.29.10 A 2907.29.01 A

2907.29.20 A 2907.29.02 A

2907.29.30 A 2907.29.03 A

2907.29.60 A 2907.29.04 A

2907.29.99 A

North American Free Trade Agreement, 1992 Oct. 7 Tariff Phasing Descriptions · 第 221 / 531 题