| 49921 | Quadricycles, not motorized | |
| 02129 | Quail, live | |
| 83115 | Quality control standards, consulting services concerning | |
| 87159 | Quarrying machinery, maintenance and repair of | |
| 29600 | Quarters, footwear (excl. of asbestos) | |
| 16390 | Quartz, non-precious, crude or heat-treated to facilitate crushing (excl. natural quartz sand) | |
| 34560 | Quartz, piezoelectric, whether or not worked or graded, not strung, mounted or set | |
| 16310 | Quartz, precious, unworked or simply sawn or roughly shaped, whether or not graded, not strung, mounted or set nor converted into optical elements | |
| 38220 | Quartz, precious, worked other than simply sawn or roughly shaped, whether or not graded, not strung, mounted or set, nor converted into optical elements | |
| 34560 | Quartz, synthetic (excl. piezoelectric), unworked or simply sawn or roughly shaped, whether or not graded, not strung, mounted or set | |
| 38220 | Quartz, synthetic (excl. piezoelectric), worked other than simply sawn or roughly shaped, not strung, mounted or set | |
| 16390 | Quartzite, crude or heat-treated to facilitate crushing | |
| 37690 | Quartzite, cut or sawn, with a flat or even surface (excl. setts, kerbstones and flagstones) | |
| 37690 | Quartzite, further worked than roughly split or squared (excl. setts, kerbstones and flagstones) | |
| 15130 | Quartzite, roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (incl. square) shape | |
| 35230 | Quassin | |
| 54230 | Quays, general construction of | |
| 67610 | Quays, operation of | |
| 34320 | Quercitannic acid | |
| 24130 | Quetsch | |
| 23430 | Quiche | |
| 37420 | Quicklime in lumps or powder (excl. purified calcium oxide) | |
| 39110 | Quills, feather, not further worked than cleaned, disinfected or treated for preservation | |
| 38999 | Quills, feather, worked | |
| 27999 | Quilted textile products, in the piece, consisting of a layer of fabric, knitted or woven, and one layer of padding material (e.g., wadding, felt, man-made fibres) | |
| 27999 | Quilted textile products, in the piece, consisting of two layers of fabric, knitted or woven, separated by a layer of padding | |
| 27180 | Quilts | |
| 35230 | Quinazoline | |
| 01349 | Quinces, fresh or chilled | |
| 35250 | Quinidine and its salts, not put up as medicaments | |
| 35250 | Quinidine hydrobromide, not put up as medicaments | |
| 35250 | Quinidine sulphate, not put up as medicaments | |
| 35250 | Quinidine tannate, not put up as medicaments | |
| 35250 | Quinine derivatives, not put up as medicaments | |
| 35250 | Quinine dihydrochloride, not put up as medicaments | |
| 35250 | Quinine hydrobromide, not put up as medicaments | |
| 35250 | Quinine hydrochloride, not put up as medicaments | |
| 35250 | Quinine phosphinate, not put up as medicaments | |
| 35250 | Quinine salicylate, not put up as medicaments | |
| 35250 | Quinine salts, not put up as medicaments | |