… citric acid, etc.) to prevent decomposition; such mixtures remain in this heading. This heading also includes hydrogen … in photography and in medicine (as an antiseptic and haemostat). Presented as a medicament in measured doses or …
… as these differ in size, simple screening then permits removal of part of the silica content. The heading excludes fel d spar or fluorspar in the form of precious or semi‑precious stones ( Chapter 71 ). …
… to keep liquids, food or other products at fairly constant temperature, for reasonable periods of time. These articles … flasks without a protective outer case, which perform temperature retention. In the case of vacuum flasks the lid …
… whether or not bound or illustrated, and whatever the system of notation (e.g., tonic sol‑fa, staff notation, … subsidiary or illustrative of the text, e.g., a particular theme or motif referred to in the text of a book ( headings …
… they are covered. The raw silk filaments are wrapped around themselves during reeling giving an even texture and … also covered by this heading if discharged (i.e., the gum removed by hot soapy water, dilute alkalis, etc.) or dyed, …
… of bituminous minerals. The crude oils thus obtained remain classified in this heading even when they have been … of very light fractions with a view to returning them to the oil‑deposits in order to improve the drainage …
… of heading 21.03 in that the latter are mainly liquids, emulsions or suspensions, which are not intended to be eaten by themselves but are used as an accompaniment to food or in …
… be presented untreated, or they may have been cleaned to remove feathers, down, dust and other impurities in order to render them suitable for consumption. They are generally in the …
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