PACKING COMPONENTS CONSTRUCTED OF SECTIONAL LAYERS OF CORRUGATED THIN METAL OR PLASTIC SHEETS. THE SHEETS ARE REGULARLY SPACED IN A PRECISE MANNER TO PROVIDE A LARGE AMOUNT OF SURFACE AREA UPON WHICH CONTACT BETWEEN THE ASCENDING VAPOR AND DESCENDING LIQUID CAN OCCUR FOR PROMOTION OF HEAT AND MASS TRANSFER. THEY ARE USED TO FACILITATE THE SEPARATION OF GASES AND LIQUIDS IN PROCESSING TOWERS, DISTILATION COLUMN. THEY ARE MADE BESPOKE TO ORDER TO FIT PARTICULAR MACHINES

CLASSIFICATION HAS BEEN DETERMINED IN ACCORDANCE WITH THE FOLLOWING:- GENERAL INTERPRETATIVE RULES (GIR)S GIR 1 HAS BEEN USED TO CLASSIFY THIS PRODUCT BY THE TERMS OF HEADING 8421 CENTRIFUGES, INCLUDING CENTRIFUGAL DRYERS; FILTERING OR PURIFYING MACHINERY AND APPARATUS, FOR LIQUIDS OR GASES GIR 6 HAS BEEN USED TO CLASSIFY THE GOODS TO SUBHEADING LEVEL 842199 PARTS, OTHER THAN FOR USE IN AIRCRAFT TARIC CODE 8421990099 OTHER THAN ALREADY SPECIFIED IN THE PARTS HEADING. ALSO CLASSIFIED IN ACCORDANCE WITH HSEN SECTION NOTE XVI SECTION NOTE 2,