ISO Reagents for Chemical analysis - Part 3: Specifications - Second series. First edition
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1 INTERNATIONAL STANDARD ISO First edition INTERNATIONAL ORGANIZATION FOR STANDARDIZATION ORGANISATION INTERNATIONALE DE NORMALISATION MEXAYHAPOaHAfl OPTAHM3A~MFl f-l0 CTAHflAPTM3AuMM Reagents for Chemical analysis - Part 3: Rkactifs pour analyses chimiques - Partie 3: Sphcifications - DeuxiGme Serie Reference number 1 ISO : 1987 (E)
2 Foreword ISO (the International Organization for Standardization) is a worldwide federation of national Standards bodies (ISO member bodies). The work of preparing International Standards is normally carried out through ISO technical committees. Esch member body interested in a subject for which a technical committee has been established has the right to be represented on that committee. International organizations, governmental and non-governmental, in liaison with ISO, also take part in the work. Draft International Standards adopted by the technical committees are circulated to the member bodies for approval before their acceptance as International Standards by the ISO Council. They are approved in accordance with ISO procedures requiring at least 75 % approval by the member bodies voting. International Standard ISO was prepared by Technical Committee ISO/TC 47, Chemistry. Users should note that all International Standards undergo revision from time to time and that any reference made herein to any other International Standard implies its latest edition, unless otherwise stated. 0 International Organkation for Standardkation, 1987 Printed in Switzerland ii
3 ISO : 1987 (E) Contents 1 Scope and field of application Reagents (abbreviation: R), R 41 R 42 R43 R44 R 45 R46 R 47 R48 R 49 R50 R 51 R 52 R 53 R54 R 55 R 56 R 57 R58 R 59 R60 R 61 R 62 R 63 R64 R 65 R66 R 67 R68 R 69 R 70 R 71 R 72 R 73 R 74 R 75 R 76 R 77 R 78 R 79 R 80 R 81 R 82 R83 R84 R 85 R 86 Page Acetic anhydride... 2 Ammonium iron( II) sulfate hexahydrate... 4 Ammonium iron(lll) sulfate dodecahydrate... 5 Ammonium nitrate... 6 Ammonium sulfate... 8 Ammonium thiocyanate... 9 Barium hydroxide octahydrate Benzene ,2 -Bipyridyl Boricacid Bromine Butanol, Butyl alcohol Calcium carbonate Carbon tetrachloride Cobalt( II) chloride hexahydrate Diammonium oxalate monohydrate Dichloromethane Diethyl ether Dimethylformamide ,4-Dioxane Disodium tetraborate decahydrate Ethylacetate Formaldehyde Solution Glycerol Hexaammonium heptamolybdate tetrahydrate Hydrobromicacid Hydrofluoric acid lodine Iron(ll) sulfate heptahydrate L-Ascorbic acid Lead( II) acetate trihydrate Mercury( II) chloride Petroleum spirit 40/ Phosphorus(V) Oxide Potassium bromate Potassium carbonate Potassium chloride Potassiumcyanide Potassium dihydrogen Phosphate Potassium hexacyanoferrate(ii) trihydrate Potassium hexacyanoferrate(iii) Potassium hydrogen phthalate Potassiumiodate Potassium nitrate Potassium sulfate Potassium thiocyanate Ill
4 ISO : 1987 (E) R 87 R88 R89 R90 R 91 R 92 R 93 R94 R 95 R 96 R 97 Z-Propan Sodiumfluoride Sodium hydrogen carbonate Sodium nitrate Sodium peroxide Starch, soluble (+ )-Tartaric acid Trisodium citrate dihydrate Xylene Zincchloride Zinc sulfate heptahydrate
5 INTERNATIONAL STANDARD ISO : 1987 (E) Reagents for Chemical analysis - Part 3: 1 Scope and field of application This part of ISO 6353 gives specifications and indicates the test methods to be used for checking conformity with these specifications for a second series of reagents used in analytical chemistry the numbering System of which continues the first series specified in ISO This document should be read in conjunction with ISO , which describes the general test methods (GM) applicable to the requirements of the reagent specifications and gives such general information as is required for the correct use of the Standard. Particular attention is drawn to ISO , clause 4, which describes the preparation of - Standard solutions (SS) at dilutions 1, II and Ill; - reagent solutions (RS); - indicator solutions (1s). In this part of ISO 6353, asterisked clause reference numbers refer to the 1982 edition of ISO Reagents (abbreviation : R), General remarks 1 In all tests involving comparison with a Standard matthing Solution, the result (for example colour intensity) obtained on the test Solution shall not be greater than that obtained on the specified Standard matthing Solution. 2 For all iron determinations according to ISO 6685, no photometric measurement will be executed; the determinations will be carried out using a matthing Solution as indicated in the relevant monograph. 3 Trivial names of indicators are used in the clauses and the IUPAC names are given in footnotes.
Aluminum Ammonium Sulfate 12 H2O Reagent ACS CAS No: Aluminum Nitrate Nonahydrate, Reagent ACS CAS No:
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