{"id":302780,"date":"2024-10-19T20:41:23","date_gmt":"2024-10-19T20:41:23","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-iso-102582018\/"},"modified":"2024-10-25T18:13:15","modified_gmt":"2024-10-25T18:13:15","slug":"bs-iso-102582018","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-iso-102582018\/","title":{"rendered":"BS ISO 10258:2018"},"content":{"rendered":"

This document specifies two titrimetric methods for the determination of the copper content of copper sulfide concentrates in the range 15 % (m\/m) to 50 % (m\/m), using sodium thiosulfate after separation (method 1) or without separation (method 2) of copper from interfering elements.<\/p>\n

PDF Catalog<\/h4>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
2<\/td>\nNational foreword <\/td>\n<\/tr>\n
6<\/td>\nForeword <\/td>\n<\/tr>\n
7<\/td>\n1 Scope
2 Normative references
3 Terms and definitions
4 Principle
4.1 Method 1 (Long iodide method)
4.2 Method 2 (Short iodide method) <\/td>\n<\/tr>\n
8<\/td>\n5 Reagents <\/td>\n<\/tr>\n
10<\/td>\n6 Apparatus
7 Sample
7.1 Test sample
7.2 Test portion
8 Procedure
8.1 Number of determinations <\/td>\n<\/tr>\n
11<\/td>\n8.2 Blank test
8.3 Determination \u2014 Method 1: Long iodide method
8.3.1 Decomposition of test portion
8.3.2 Separation of copper <\/td>\n<\/tr>\n
12<\/td>\n8.3.3 Dissolution of copper precipitate
8.3.4 Titration
8.3.5 FAAS determination of copper in the insoluble residue, filtrate, and filter paper <\/td>\n<\/tr>\n
13<\/td>\n8.4 Determination \u2014 Method 2: Short iodide method
8.4.1 Decomposition of the test portion
8.4.2 Titration <\/td>\n<\/tr>\n
14<\/td>\n9 Expression of results
10 Precision
10.1 Expression of precision <\/td>\n<\/tr>\n
15<\/td>\n10.2 Method for obtaining the final result (see Annex B)
10.3 Precision between laboratories <\/td>\n<\/tr>\n
16<\/td>\n10.4 Check of trueness <\/td>\n<\/tr>\n
17<\/td>\n11 Test report <\/td>\n<\/tr>\n
18<\/td>\nAnnex A (informative) Procedure for the preparation and determination of the mass of a predried test portion <\/td>\n<\/tr>\n
20<\/td>\nAnnex B (normative) Flowsheet of the procedure for the acceptance of analytical values for test samples <\/td>\n<\/tr>\n
21<\/td>\nAnnex C (informative) Derivation of precision formulae <\/td>\n<\/tr>\n
26<\/td>\nBibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

Copper sulfide concentrates. Determination of copper content. Titrimetric methods<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
BSI<\/b><\/a><\/td>\n2018<\/td>\n28<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":302782,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[1053,2641],"product_tag":[],"class_list":{"0":"post-302780","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-73-060-99","7":"product_cat-bsi","9":"first","10":"instock","11":"sold-individually","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/302780","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/302782"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=302780"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=302780"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=302780"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}