A Manual of Practical Assaying

acetic added alkaline allow alumina ammonia ammonium amount analysis antimony apparatus arsenic assay barium beaker boiling borax bottle bullion burette calcium calculated carbonic acid casserole cent Chapter chloride cold color containing cool copper crucible cubic centimetres cupel decomposed determined dilute dissolved distilled water drops dryness evaporate ferric filter filtrate flask flux fumes furnace fused fusion glass gold and silver grammes H₂O heat hot water hydrate hydrochloric acid hydrogen ignited inches insoluble residue iron lead button loss manganese matte melted metallic method milligrammes nitric acid obtained ounces oxalic oxalic acid oxide percentage permanganate platinum potassium chlorate potassium cyanide potassium permanganate pounds precipitate present pure quantity removed salt sample scorification silica slag smelting sodium carbonate solu soluble solution of potassium standard solution substance sulphate sulphides sulphuric acid taken temperature test-lead tion titration tube volumetric wash weighed yellow zinc