… properties, but whereas the primary function of the glass elements of heading 70.14 is to produce a required optical … softening these cut pieces in a furnace before pressing them into blanks. Blanks from either source require … 70.05, 70.06 and 70.07 in particular). (b) Optical elements of heading 70.14 . (c) Clock or watch glasses …
… sodium hydroxide attacks the skin and destroys the mucous membranes. It is deliquescent and very soluble in water; it … base with many industrial uses : preparation of certain chemical wood pulps by elimination of the lignin, … metallurgy, production of hard soaps, manufacture of many chemical products, including phenolic compounds (phenol, …
… tree trunks, etc. The teeth of such blades often comprise elements of metal carbides or cermets. (4) Straight saw … so as to be quite flat, or corrugated) provided their extremities are perforated or otherwise shaped for fixing. … In some saws the teeth may be replaced by diamonds or by elements of metal carbides set around the periphery of the …
… the transformation of starches through the action of heat, chemicals (e.g., acids, alkalis) or diastase, and starch … or by roasting starch, with or without small quantities of chemical reagents. If no reagents are used, the resulting …
… or 70.18). 7013.10 - Of glass-ceramics - Stemware drinking glasses, other than of glass-ceramics : … of expansion not exceeding 5 x 10 -6 per Kelvin within a temperature range of 0 °C to 300 °C 7013.49 - - Other … of domestic churns, cups for coffee-mills, cheese dishes, lemon squeezers, ice-buckets. (2) Toilet articles , such …
… or fibrous appearance. They differ from the latter by their chemical composition (see Note 4 to Chapter 70), while their … or sound-absorbing products. The heading includes them even when in bulk. * * * Subject to the tolerances …
… they are tightly plaited, with a compact structure, making them suitable for use as twine, cordage, ropes or cables. In … in the manufacture of twine, cordage, ropes or cables are hemp, jute, sisal, cotton, coir and synthetic fibres. Twine, …
… be white when refined. Peat wax is physically and chemically similar to lignite wax, but is slightly softer. … wax or other mineral waxes. (b) Mixtures, not emulsified or containing solvents, consisting of : …
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