… whether or not soft‑headed; mallets of various types; drum brushes; pedals used in dance‑bands; cymbal brackets; … frames for xylophones or similar instruments; skins for drums or the like, cut to circular or approximately circular … or by bellows, or may be mechanically or electrically driven. They may be fitted inside or outside the instrument …
… 2831.10 ‑ Of sodium 2831.90 ‑ Other Dithionites (hydrosulphites) are the salts of dithionous (“hydrosulphurous”) acid (H 2 S 2 O 4 ) which has not been … are obtained by reducing (with zinc powder) solutions of hydrogen sulphites saturated with sulphur dioxide. They are …
… the capacitance cannot be varied. The main types are : dry capacitors, “oil” impregnated capacitors, “gas” … filled capacitors and electrolytic capacitors. (1) In dry capacitors the plates and dielectric are usually in the …
… machines 8464.90 ‑ Other In general machine‑tools are power‑driven but similar machines, worked by hand or pedal, are … smoothing, polishing, graining, etc . (D) Machines for drilling or milling . (E) Machines for turning, engraving, … cutting mouldings, etc . (F) Machines for cutting or dressing grinding wheels . (G) Machine-tools for working …
… N-Ethylperfluorooctane sulphonamide 2935.30 - N-Ethyl-N-(2-hydroxyethyl) perfluorooctane sulphonamide 2935.40 - … attached to the SO 2 group and R 2 and R 3 are either : hydrogen, another atom or an inorganic or organic radical of …
… known as sulphite pitch or cellulose pitch), or of a dry powder. Concentrated sulphite lye is used as a binder for compressed blocks of fuel or for foundry cores, in the preparation of glues, impregnants, … in adhesives, as dispersants, as concrete admixtures or as drilling‑mud additives. (2) Residual lyes from the …
… of iodine, mercurochrome, tincture of arnica, etc.), a few dressings, bandages, plasters, etc., and, optionally, a few … that typically consists of the ingredients employed in the drug product under study minus the active ingredient. The … and patches. The ingredients (excipients) employed in a drug product must be generally regarded as safe for use in …
… plastics, rubber, cork, etc.) used for corking or capsuling drums, barrels, bottles, etc., or for sealing cases or other … etc. (2) Bungs for metal drums. (3) Pouring , dropping, anti‑drip stoppers for bottles of liqueurs, oils, medicaments, …
… or seleniferous products, lead sulphate) by treatment with hydrogen sulphide or ammonium sulphide. Sulphuric acid is a … It is presented in containers or carboys of glass, in steel drums, tank trucks, railway tank wagons or tank ships. This … chemistry (preparation of naphthalenesulphonic acid, hydroxyanthraquinone, thioindigo, alizarin derivatives, …
… zinc containing raw materials and then precipitated as zinc hydroxide or carbonate. The precipitate is filtered, washed, dried and calcinated to ZnO. Zinc oxide is a fine white … of zinc metallurgy known as zinc scurf, skimmings or dross, which also consist of impure oxides ( heading 26.20 …
WCO Trade Tools provides essential information to support your trade activity.
