1、 ENGINEERING STANDARDS Test Procedure SUPERCEDED EDS-T-7639 Test Method for Determining the Hydrosulphite Resistance of Textile Fabrics This standard may be applied only for current projects. It is Superceded for all future projects and replaced by GME60310. :,p8 Hydrosulphite 94F2e 4G - Note: 8 E:4
2、8t G8 =97 FF7 957%L+ , FG P-P Program .Bd# GME60310 8p) $4=F7 957F$ . Copyright 2011 General Motors Company All Rights Reserved October 2011 Originating Department: GM Korea Engineering Standards Page 1 of 4 Version : 4 1 Scope Note: Nothing in this standard supersedes applicable laws and regulation
3、s. Note: In the event of conflict between the Korean and English language, the Korean language shall take precedence. 1.1 Purpose. This test method shall be used to assess the resistance of dyes of textile fabrics made from cellulosic fibers, to reducing agents. 1.2 Applicability. This standard is a
4、pplied to the test method for assessing the ability of dyes to resist the action of boiling sodium hydrosuphite (Na2S2O4) solution. 2 References Note: Only the latest approved standards are applicable unless otherwise specified. 2.1 External Standards/Specifications. BS 2662 DIN 54001 2.2 GM Standar
5、ds/Specifications. EDS-T-7507 2.3 Additional References. None 3 Resources 3.1 Equipment. 3.1.1 Chamber capable of conditioning according to EDS-T-7507. 3.1.2 Cutting dies or shears for preparation of the test pieces. 3.1.3 Glass beaker of approx 500 ml capacity. 3.1.4 Grey Scale DIN 54001 or BS 2662
6、 3.1.5 Balance accuracy to 0.01 g. 1 P7 :0 : ., E:48 6&F !7$ :4-8! 9I8x $4=F 3L 6$ . :0 : F67t 7568 18 88x 7 , F6* 72T8p) F$ . 1.1 +95 . ., E:48t 2t*$)7X: 28T) 9P9F :,p72P .F9P7 $4F 70*8 94F2e8x D4F#$ , +958 8$ . 1.2 957 -88 . ., 4G E:48t !8t Sodium Hydrosulphite (Na2S2O4)7672P 94F F 3L 8# 70*8 #)Y
7、8x D4F# -7 $4F7 9IF$ . 2 4) E:4 / :0 : C-H +d%P 9I8 6# F 48 07 38%P E:48x 957F$ . 2.1 17 E:4 / . BS 2662 DIN 54001 2.2 GM E:4 / . EDS-T-7507 2.3 dA E:4 / . None 3 4G 88 3.1 4G 8/x . 3.1.1 EDS-T-7507 7 &d( 98=* F 3L 8# =- . 3.1.2 4G D 9) 9P9I / -PF%L6$ . Issue / P9I8)Y Publication Date / 38 88 Description (Organization) / 9PP9I76 (:04.2P ) 5 OCT 2011 Apply new Engineering Standard Template. Superceded (Polymer / Organic Material Lab Team) / 4 d3TE:4 64 957 . F9I957 =* (G)8*4G D4 )
