38 | | | HS Code for Miscellaneous chemical products |
| 3818 | | HS Code for Chemical elements doped for use in electronics in the form of discs wafers or similar forms; chemical compounds doped for use in electronics |
| | 38180011 | Diameter silicon wafer >=7.5cm <=15.24cm |
| | 38180019 | Diameter> 15.24cm monocrystalline silicon wafer |
| | 38180090 | Other sections for the doped crystal industry |
| 3819 | | HS Code for Hydraulic brake fluids and other prepared liquids for hydraulic transmission not containing or containing less than 70% by weight of petroleum oils or oils obtained from bituminous minerals |
| | 38190000 | Hydraulic brake hydraulic transmission oils and other liquids |
| 3820 | | HS Code for Antifreeze And Prepared Deicing Fluids |
| | 38200000 | Antifreeze and thawing agent |
| 3821 | | HS Code for Culture Media For Development Of Microorganisms |
| | 38210000 | It made for microorganisms (including viruses and the like |
| 3822 | | HS Code for Diagnostic or laboratory reagents on a backing prepared diagnostic or laboratory reagents whether or not on a backing other than those of heading 3002 or 3006; certified reference materials |
| | 38220010 | A backing attached to a diagnostic or laboratory reagent |
| | 38220090 | With other diagnostic or laboratory reagent preparation |
| 3823 | | HS Code for Industrial monocarboxylic fatty acids; acid oils from refining; industrial fatty alcohols |
| | 38231100 | Stearic acid |
| | 38231200 | Oleic acid |
| | 38231300 | Tall oil fatty acid |
| | 38231900 | Other industrial monocarboxylic fatty acid; the resulting acid oil refined |
| | 38237000 | Industrial fatty alcohols |
| 3824 | | HS Code for Prepared binders for foundry moulds or cores; chemical products and preparations of the chemical or allied industries (including those consisting of mixtures of natural products) not elsewhere specified or included |
| | 38241000 | Monocarboxylic binder |
| | 38243000 | Mixing the metal itself or mixed with a binder is not sintered metal carbide |
| | 38244010 | Superplasticizer |
| | 38244090 | Other cement, mortar and concrete additives |
| | 38245000 | Non-refractory mortars and concretes |
| | 38246000 | Sorbitol other than of subheading no. 290,544 |
| | 38247100 | Full-containing chlorofluorocarbons, hydrogen-containing chlorofluorocarbons whether, perfluorocarbons or hydrofluorocarbons containing methane, ethane, propane, a mixture of halogenated derivatives |
| | 38247200 | Bromine-containing chlorodifluoromethane, trifluoromethane or di-bromo |
| | 38247300 | Methane, ethane or propane hydrobromic hydrofluorocarbon (h |
| | 38247400 | Hcfcs, whether or not containing perfluorocarbon or hydrofluorocarbon, but does not contain cfcs containing methane, ethane, propane, a mixture of halogenated derivatives |