BS ISO 19050:2021 – TC

$134.27

Tracked Changes. Rubber, raw, vulcanized. Determination of metal content by ICP-OES

Published By	Publication Date	Number of Pages
BSI	2021	46

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Category: BSI

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This document describes the method of determination of both major and trace levels of metal contents in rubber — raw, vulcanized — by ICP-OES.

PDF Catalog

PDF Pages	PDF Title
26	National foreword
30	Foreword
31	Introduction
33	1 Scope 2 Normative references 3 Terms and definitions 4 Principle
34	5 Reagents 5.8 Diluted nitric acid. 5.9 Diluted HCl. 6 Apparatus
35	6.4 Hot plate. 6.7 Muffle furnace.
36	7 Calibration 8 Sample preparation 8.1 General
37	8.2 Sampling 8.3 Decomposition of organic matter 8.3.1 Methods of destruction 8.3.2 Wet oxidation 8.3.3 Dry ashing
38	8.3.4 Microwave digestion
39	8.4 Preparation of standard solution and test solution 9 Procedure
40	9.4 Equipment check 9.5 Preparation of calibration curve 9.6 Test run
42	10 Test report
43	Annex A (normative) Calibration schedule
44	Annex B (informative) Process flow of atomization of sample in ICP-OES
45	Bibliography