Code 2809

DIPHOSPHORUS PENTAOXIDE; PHOSPHORIC ACID; POLYPHOSPHORIC ACIDS, WHETHER OR NOT CHEMICALLY DEFINED


SECTION VI. Products of the chemical or allied industries

28 INORGANIC CHEMICALS; ORGANIC OR INORGANIC COMPOUNDS OF PRECIOUS METALS, OF RARE-EARTH METALS, OF RADIOACTIVE ELEMENTS OR OF ISOTOPES

II. INORGANIC ACIDS AND INORGANIC OXYGEN COMPOUNDS OF NON-METALS

2809 Diphosphorus pentaoxide; phosphoric acid; polyphosphoric acids, whether or not chemically defined: