| 3810 |  | Pickling preparations for metal surfaces; fluxes and other auxiliary preparations for soldering, brazing or welding; soldering, brazing or welding powders and pastes consisting of metal and other materials; preparations of a kind used as cores or coatings for welding electrodes or rods: |  |  |  |  | 
| 3810.10.00 | 00 | Pickling preparations for metal surfaces; soldering, brazing or welding powders and pastes consisting of metal and other materials | kg | 5% | Free (A+,AU,BH, CA,CL,D,E,IL,J, JO,MA,MX, P,SG) | 25% | 
| 3822.00 |  | Diagnostic or laboratory reagents on a backing and prepared diagnostic or laboratory reagents, whether or not on a backing, other than those of heading 3002 or 3006; certified reference materials: |  |  |  |  | 
| 3822.00.60 | 00 | Certified reference materials | X | Free |  | 25% | 
| 3823 |  | Industrial monocarboxylic fatty acids; acid oils from refining; industrial fatty alcohols: |  |  |  |  | 
| 3823.11.00 | 00 | Industrial monocarboxylic fatty acids; acid oils from refining: |  |  |  |  | 
| 3823.70 |  | Industrial fatty alcohols: |  |  |  |  | 
| 3824.90.70 | 00 | Mixtures of dibromo neopentyl glycol; Polydibromophenylene oxide; Tetrabromobisphenol-A-carbonate oligomers; and Electroplating chemical and electroless plating solutions and other materials for printed circuit boards, plastics and metal finishings | kg | Free |  | 25% | 
| 3917.10 |  | Artificial guts (sausage casings) of hardened protein or of cellulosic plastics materials: |  |  |  |  | 
| 3917.10.10 | 00 | Of cellulosic plastics materials | kg | 6.5% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX, P,SG) | 60% | 
| 3917.32.00 |  | Other, not reinforced or otherwise combined with other materials, without fittings |  | 3.1% | Free (A,AU,BH,B, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% | 
| 3917.33.00 | 00 | Other, not reinforced or otherwise combined with other materials, with fittings | kg | 3.1% | Free (A,AU,BH,B, C,CA,CL,E, IL,J,JO,MA,MX, P, SG) | 25% | 
| 3920 |  | Other plates, sheets, film, foil and strip, of plastics, noncellular and not reinforced, laminated, supported or similarly combined with other materials: |  |  |  |  | 
| 3921.12.11 | 00 | Combined with textile materials: |  |  |  |  | 
| 3921.13.11 | 00 | Combined with textile materials: |  |  |  |  | 
| 3921.90.11 | 00 | Combined with textile materials and weighing not more than 1.492 kg/m2: |  |  |  |  | 
| 3921.90.21 | 00 | Combined with textile materials and weighing more than 1.492 kg/m2: |  |  |  |  | 
| 3926 |  | Other articles of plastics and articles of other materials of headings 3901 to 3914: |  |  |  |  | 
| 3926.20.20 | 00 | Specially designed for use in sports: |  |  |  |  | 
| 4009.11.00 | 00 | Not reinforced or otherwise combined with other materials: |  |  |  |  | 
| 4009.31.00 | 00 | Reinforced or otherwise combined only with textile materials: |  |  |  |  | 
| 4009.41.00 | 00 | Reinforced or otherwise combined with other materials: |  |  |  |  | 
| 4010.12 |  | Reinforced only with textile materials: |  |  |  |  | 
| 4010.19.10 | 00 | Combined with textile materials: |  |  |  |  | 
| 4010.31.30 | 00 | Combined with textile materials | kg | 3.4% | Free (A+,AU,BH,B, CA,CL,D,E, IL,J,JO,MA,MX, P,SG) | 30% |