Sec. 1. The articles specifically listed hereunder as classified under Section 104 of Republic Act Number Nineteen Thirty-Seven as amended by Presidential Decree Number Thirty Four shall pay the following rates of import duty:
Tariff Heading No.
Description of Articles
Rate of Duty
29.15
Polycarboxylic acids and their anhydrides, halides, peroxides and peracids, and their halogenated sulphonated, nitrated or nitrosated derivatives:
A. Articles not included in subheading B and C hereof including dimethyl terephthlate and there-phthalic acid
ad val. 10%
B. Phthalate plasticisers; estess of phthalic anhydrides
ad val. 50%
C. Phthalic Anhydrides
ad val. 30%