{"id":402496,"date":"2024-10-20T05:01:27","date_gmt":"2024-10-20T05:01:27","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-iso-46452022\/"},"modified":"2024-10-26T08:56:35","modified_gmt":"2024-10-26T08:56:35","slug":"bs-iso-46452022","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-iso-46452022\/","title":{"rendered":"BS ISO 4645:2022"},"content":{"rendered":"

PDF Catalog<\/h4>\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
7<\/td>\nForeword <\/td>\n<\/tr>\n
9<\/td>\n1 Scope
2 Normative references
3 Terms and definitions
4 Principle <\/td>\n<\/tr>\n
10<\/td>\n5 Reagents
5.4 Solvents
5.4.1 Propanol.
5.4.4 Toluene.
5.4.5 Ethyl acetate.
5.4.6 n-Hexane.
5.4.7 n-Heptane.
5.4.8 Cyclohexane.
5.4.9 Diethylamine. <\/td>\n<\/tr>\n
11<\/td>\n5.4.11 Ethanol.
5.4.12 Acetone.
5.5 Developing solvents:
5.5.1 For method A:
5.5.2 For method B:
5.6 Colour development and spray reagents <\/td>\n<\/tr>\n
12<\/td>\n5.6.3 Special for colour development of phenols(optional)
6 Apparatus <\/td>\n<\/tr>\n
13<\/td>\n6.9 Rotary vacuum evaporator (optional).
6.10 Short liquid-solid chromatographic column(optional).
6.11 Spray apparatus.
6.13 Ultrasonic extraction apparatus.
7 Preparation of developing tank and plates
7.1 Preparation of developing tank
7.2 Preparation of plates <\/td>\n<\/tr>\n
14<\/td>\n7.3 Preparation of pre-coated plates
8 Preparation of test portion
9 Plate spotting
9.1 General
9.2 Quantity of solution to apply
9.3 Spotting technique <\/td>\n<\/tr>\n
15<\/td>\n10 Plate development
10.1 Method A
10.2 Method B
11 Colour development on the plate
12 Expression of results
12.1 Method A
12.1.1 For amine type antidegradants <\/td>\n<\/tr>\n
16<\/td>\n12.1.2 For phenolic type antidegradants
12.2 Method B
12.3 Confirmation tests
13 Standard chromatograms <\/td>\n<\/tr>\n
17<\/td>\n14 Test report <\/td>\n<\/tr>\n
18<\/td>\nAnnex A (informative) Preliminary spot tests <\/td>\n<\/tr>\n
20<\/td>\nAnnex B (informative) Example procedure when oil is present <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

Rubber and rubber products \u2014 Identification of antidegradants \u2014 Thin layer chromatographic 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>\n2022<\/td>\n22<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":402503,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2641],"product_tag":[],"class_list":{"0":"post-402496","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-bsi","8":"first","9":"instock","10":"sold-individually","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/402496","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\/402503"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=402496"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=402496"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=402496"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}