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China GB Standards List

 HG/T 2074-2011  
Sodium hydrosulfite

保险粉(连二亚硫酸钠)
 HG/T 2279-2011  
4, 4-Diaminostibene-2, 2-disulfonic acid (DSD acid)

4,4′-二氨基二苯乙烯-2,2′-二磺酸(dsd酸)

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