… shapeless masses, crushed or in grains. Fusible only with difficulty; resists chemical reagents; has a certain power … decomposed by water, with a high chemical stability. High melting point; very hard and resistant to heat. Its … in hard sintered compositions, e.g., in agglomerates for tooltips (usually associated with a binder such as cobalt or …
… a hydroxyl radical (OH) and which react with acids to form salts. In the liquid state or in solution, they are … however, react only with alkaline or other bases to form salts, while another more common class (amphoteric oxides) … Certain oxides ( saline oxides ) may be regarded as resulting from the combination of a basic oxide with an …
… or included, in primary forms. 3913.10 ‑ Alginic acid, its salts and esters 3913.90 ‑ Other The following are some of … natural polymers of this heading. (1) Alginic acid, its salts and esters Alginic acid , a poly(uronic acid), … is insoluble in water but its ammonium and alkali metal salts dissolve readily in cold water to form viscous …
… and portfolios. (4) Manifold business forms : These are multipart form sets either printed on self copy paper or … interleaved with carbon paper. These forms are used to make multiple copies and may be continuous or non‑continuous. … such as letter heads. They are used extensively for typing multiple copies and like most manifold business forms are …
… are made pasty at the time of use by heating (e.g., by melting) or by addition of a liquid (e.g., water). The … are generally applied after they have been made fluid by melting. (4) Mastics based on water-glass . These are …
… consisting of mixtures of chemicals (organic acids, calcium salts, etc.) with foodstuffs (flour, sugar, milk powder, … not sweetened. Powders based on flour, meal, starch, malt extract or goods of headings 04.01 to 04.04, whether or …
… control. The driving spindle may be operated by a rotary, alternating or pulsating movement of the turning part (e.g., … delivered by a rotary press, articles carried by a conveyor belt, bank notes, etc.). In practice, the appliances used …
… be whole or powdered. (5) Inedible fish eggs, roes and milt. These comprise : (i) Fertile eggs for … presence of black spots which are the embryonic eyes. (ii) Salted roes (e.g., of cod or mackerel) used as fishing bait. …
… or coating), but excluding machines for the finishing of felt ( heading 84.49 ). (III) For the reeling, unreeling, … close up the warp and weft threads and effect a partial felting on the surface. Stock or hammer mills, mainly used in the manufacture of felt, are excluded ( heading 84.49 ). (4) Picking or …
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