Code 2934 30

COMPOUNDS CONTAINING IN THE STRUCTURE A PHENOTHIAZINE RING- SYSTEM (WHETHER OR NOT HYDROGENATED), NOT FURTHER FUSED


SECTION VI. Products of the chemical or allied industries

29 ORGANIC CHEMICALS

X. ORGANO-INORGANIC COMPOUNDS, HETEROCYCLIC COMPOUNDS, NUCLEIC ACIDS AND THEIR SALTS, AND SULPHONAMIDES

2934 Nucleic acids and their salts, whether or not chemically defined; other heterocyclic compound:

2934 30 compounds containing in the structure a phenothiazine ring- system (whether or not hydrogenated), not further fused: