Harmonized System

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Section VI > Chapter 28 > Heading 2833

Explanatory notes

… (Na 2 SO 4 .10H 2 O) is known as Glauber’s salt. Impure forms of disodium sulphate (90 ‑ 99 % purity), generally … sulphates . The most common of these sulphates has the formula NiSO 4 . Anhydrous in yellow crystals, or hydrated …

Section VI > Chapter 29 > Heading 2903

Explanatory notes

… - - Dichloromethane (methylene chloride) 2903.13 - - Chloroform (trichloromethane) 2903.14 - - Carbon tetrachloride … compounds obtained by the substitution in the structural formula of a hydrocarbon of one or more halogen atoms …

Section XI > Chapter 56 > Heading 5603

Explanatory notes

… fibres (natural or man‑made) or man‑made filaments or be formed in situ. Nonwovens can be produced in various ways … can be conveniently divided into the three stages : web formation, bonding and finishing. I.  Web formation Four basic methods exist : (a)  by carding or …

Section XV > Chapter 73 > Heading 7314

Explanatory notes

…               - Woven cloth : 7314.12 - - Endless bands for machinery, of stainless steel 7314.14 - - Other woven … are also interlaced. The term “wire” means hot‑ or cold‑formed products of any cross‑sectional shape, of which no … drying or filtering of many materials; to make fencing, food protecting covers and insect screening, safety guards …

Section II > Chapter 13 > Heading 1302

Explanatory notes

… from, the stems or seed pods. It is generally in the form of balls or cakes of varying size and shape.  However, … (whether in the form of alcoholic tinctures or in any other forms) therefore contain the constituents of several kinds …

Section XI > Chapter 58 > Heading 5804

Explanatory notes

… (I) TULLES AND OTHER NET FABRICS These products are used for making curtains, bedspreads or similar household … inclined in the other direction (see Figure 1). These wefts form an open mesh with the warp; the meshes may be in … Each mesh thread runs alternately alongside different warps forming square meshes as it passes from one to the other. …

Section VI > Chapter 28 > Heading 2811

Explanatory notes

… of tantalum, of fluorides, scouring and pickling foundry pieces, in organic synthesis, or as a control in … of superphosphates, or from silicon fluorides. It is used for the electrolytic refining of tin and lead, for preparing … pungent odour. It may be put up under pressure, or in the form of aqueous solutions (hydrobromic acid) which decompose …

Section XV > Chapter 73 > Heading 7317

Explanatory notes

… 83.05) and similar articles , usually manufactured by the following methods : (1) Cold pressing from wire of the … in the same way except that they are sheared obliquely. (2) Forging (by hand or machine) from an iron shank of the … by a nail‑making machine. (3) Cutting from sheet or strip followed, if necessary, by finishing either mechanically or …

Section XIII > Chapter 69 > Heading 6907

Explanatory notes

… flags and tiles, including quarry tiles, commonly used for paving or for facing walls, hearths, etc. Flags and … bricks play an essential part in constructional work, forming the very framework of the building, flags and tiles … by extruding or pressing at room temperature, but can be formed by other processes, then dried and subsequently fired …

Section XV > Chapter 83 > Heading 8306

Explanatory notes

… bells and gongs of base metal. It includes bells for places of religious worship, schools, public buildings, … and other decorative figures; ornaments (including those forming parts of clock sets) for mantelpieces, shelves, etc. … flowers, rosettes and similar ornamental goods of cast or forged metal (usually of wrought iron); knick‑knacks for …