+ CHECK THE PRODUCTS AND CUSTOMERS OR SUPPLIERS OF UPSILON DE CENTROAMERICA SOCIEDAD ANONIMA
| Description | HS CODE |
| Other inorganic acids and other inorganic oxygen compounds of non-metals... | 2811 |
| Sulphides; polysulphides, whether or not chemically defined... | 2830 |
| Sulphites; thiosulphates... | 2832 |
| Sulphates; alums; peroxosulphates (persulphates)... | 2833 |
| Sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated... | 2904 |
| Acyclic alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives... | 2905 |
| Phenols; phenol-alcohols... | 2907 |
| Aldehydes, whether or not with other oxygen function; cyclic polymers of aldehydes; paraformaldehyde... | 2912 |
| Saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives... | 2915 |
| Other organo-inorganic compounds... | 2931 |
