Note 25 — 17. RAW MATERIALS FOR TAR-ACID RESINS
Reading edition
Par. 27 (b). Metacresol having a purity of 90 per centum or more, orthocresol having a purity of 90 per centum or more, paracresol having a purity of 90 per centum or more, ... and any mixture of any of the foregoing products with any of the products provided for in paragraph 1651, ...
Par. 27 (c). The ad valorem rates provided in this paragraph shall be based upon the American selling price (as defined in subdivision (g) of section 402, title IV), of any similar competitive article manufactured or produced in the United States. If there is no similar competitive article manufactured or produced in the United States then the ad valorem rate shall be based upon the United States value, as defined in subdivision (e) of section 402, title IV.
Par. 27 (d). For the purposes of this paragraph any coal-tar product provided for in this Act shall be considered similar to or competitive with any imported coal-tar product which accomplishes results substantially equal to those accomplished by the domestic product when used in substantially the same manner.