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ISO 2831:1973PublishedSodium fluoride for industrial use — Determination of water-insoluble matterISO 2832:1973PublishedSodium fluoride for industrial use — Determination of moisture contentISO 2833:1973PublishedSodium fluoride for industrial use — Determination of fluorine content — Modified Willard-Winter methodISO 3199:1975PublishedSodium chlorate for industrial use — Determination of chlorate content — Dichromate titrimetric methodISO 3357:1975PublishedSodium tripolyphosphate and sodium pyrophosphate for industrial use — Determination of total phosphorus(V) oxide content — Quinoline phosphomolybdate gravimetric methodISO 3360:1976PublishedPhosphoric acid and sodium phosphates for industrial use (including foodstuffs) — Determination of fluorine content — Alizarin complexone and lanthanum nitrate photometric methodISO 3391:1976PublishedCryolite, natural and artificial — Determination of calcium content — Flame atomic absorption methodISO 3393:1976PublishedCryolite, natural and artificial, and aluminium fluoride for industrial use — Determination of moisture content — Gravimetric methodISO/TR 4277:2009PublishedCryolite, natural and artificial — Conventional test for evaluation of free fluorides contentISO 4280:1977PublishedCryolite, natural and artificial, and aluminium fluoride for industrial use — Determination of sulphate content — Barium sulphate gravimetric methodISO 4281:1977PublishedSodium hexafluorosilicate for industrial use — Determination of free acidity and total hexafluorosilicate content — Titrimetric methodISO 5440:1978PublishedSodium hexafluorosilicate for industrial use — Determination of phosphate content — Molybdovanadate spectrophotometric methodISO 5444:1978PublishedSodium fluorosilicate for industrial use — Determination of loss in mass at 105 degrees CISO 5938:1979PublishedCryolite, natural and artificial, and aluminium fluoride for industrial use — Determination of sulphur content — X-ray fluorescence spectrometric methodISO 6374:1981PublishedCryolite, natural and artificial, and aluminium fluoride for industrial use — Determination of phosphorus content — Atomic absorption spectrometric method after extractionISO 20292:2009PublishedMaterials for the production of primary aluminium — Dense refractory bricks — Determination of cryolite resistanceISO 10655Under developmentMethods for analysis of lithium hexafluorophosphate — Determination of metal ions content by inductively coupled plasma optical emission spectrometry (ICP-OES)ISO/DIS 10662Under developmentDetermination of main content of lithium carbonate — Potentiometric titrationISO/DIS 12380Under developmentLithium carbonate — Determination of insoluble particles in acid by gravimetryISO/DIS 12386Under developmentLithium carbonate — Determination of metallic magnetic impurities by ICP-OESISO/DIS 12403Under developmentLithium carbonate — Determination of chloride content by potentiometryISO 741:1976WithdrawnSodium carbonate for industrial use — Determination of sodium hydrogen carbonate content — Titrimetric methodISO 742:1973WithdrawnSodium carbonate for industrial use — Determination of chloride content — Mercurimetric methodISO 743:1976WithdrawnSodium carbonate for industrial use — Determination of sulphate content — Barium sulphate gravimetric methodISO/R 744:1968WithdrawnSodium carbonate for industrial use — Determination of iron content — 2,2'- Bipyridyl photometric method