… classified in this heading are : (a) Argentite, silver sulphide. (b) Calaverite, telluride of gold and silver. … silver), silver chlorides and iodides. (d) Polybasite, sulphide of silver and antimony. (e) Proustite, sulphide of silver and arsenic. (f) Pyrargyrite, sulphide …
… - Millstones and grindstones for milling, grinding or pulping - Other millstones, grindstones, … , often of considerable size, for crushing, grinding, pulping, etc., (e.g., for milling grain (upper or lower stones); pulping wood, asbestos, etc.; paper-makers’ or paint mixers’ …
… the oxalates nor a mixture of cerium chloride and cerium sulphate since these examples are not compounds derived … nitrate appears in the form of red crystals. Cerium sulphates (cerous sulphate and its hydrates, hydrated ceric …
… potassic. 3104.20 - Potassium chloride 3104.30 - Potassium sulphate 3104.90 - Other This heading applies only to the … of potassium chloride ( heading 90.01 ). (2) Potassium sulphate, whether or not pure . (3) Crude natural potassium … kainite, sylvite, etc.). (4) Magnesium potassium sulphate, whether or not pure . It should be noted …
