Harmonized System
Section VI > Chapter 28 > Heading 2806
… Hydrogen chloride (hydrochloric acid); chlorosulphuric acid. …
Explanatory notes
… Sub-Chapter II INORGANIC ACIDS AND INORGANIC OXYGEN COMPOUNDS OF NON‑METALS GENERAL Acids contain hydrogen which can be wholly or partly … wagons or tank trucks. These pungent‑smelling solutions are yellowish if the product contains impurities (ferric …Section VI > Chapter 28 > Heading 2840
Explanatory notes
… borates . Obtained by treating natural borates with calcium chloride; white powder used in fire retardant compositions, … (4) Manganese borates . Mainly tetraborate (MnB 4 O 7 ), pinkish powder, sparingly soluble. Used as a drier in paints … and as an antiseptic and insecticide. (7) Lead borate . Greyish powder, insoluble in water. It is used to prepare …Section VII > Chapter 39 > Heading 3912
Explanatory notes
… alkaline solution of cellulose xanthate is extruded into an acid bath. It is usually in the form of thin, transparent sheets which are classified in heading 39.20 or 39.21 , or … by treating paper or sheets of cellulose pulp with zinc chloride, is generally in the form of rods, tubes, sheets, …Section XV > Chapter 80
Explanatory notes
… articles thereof. Commercially, tin is extracted from the oxide ore cassiterite (or tin‑stone) classified in … extraction are as follows : (I) Concentration of the ore by washing, or by crushing and flotation. (II) Treatment of the oxide by roasting, magnetic separation, or with acids or …Section IV > Chapter 21 > Heading 2102
Explanatory notes
… also marketed in the dried form (usually in grains) or as liquid yeast. (4) Culture yeast , a pure strain of yeast … of a moist pressed and plastic mass or in the form of a liquid suspension. Inactive yeasts , obtained by drying, are … (source of vitamin B) or for feeding animals. It should, however, be noted that, owing to their growing …Section XII > Chapter 64 > Heading 6401
Explanatory notes
… visible to the naked eye (see Note 3 (a) to this Chapter), provided the uppers are neither fixed to the sole nor … to protect against penetration by water or other liquids and would include, inter alia , certain snow-boots, galoshes, overshoes and ski-boots. Footwear remains in this …Section XV > Chapter 73 > Heading 7323
… or steel; iron or steel wool; pot scourers and scouring or polishing pads, gloves and the like, of iron or steel. …
Explanatory notes
… forging, punching, stamping, etc.). They may be fitted with lids, handles or other parts or accessories of other materials provided that they retain the character of iron or steel … pressure cookers, preserving pans, stew pans, casseroles, fish kettles; basins; frying pans, roasting or baking dishes …Section I > Chapter 3 > Heading 0302
… Fish, fresh or chilled, excluding fish fillets and other fish meat of heading 03.04. …