Zhejiang Provincial Standard of the People's Republic of China
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DB33/T 411-2003
Scope
This standard specifies the rules for batch assembly, sampling and inspection of exported silkworm twisted silk. This standard is applicable to the inspection of stranded silkworm twisted yarns with more than 9 yarns and less than 24 yarns, less than 800 twist/m, and whose raw materials are 33D (37dtex) or less.
DB33/T 411-2003 history
2003DB33/T 411-2003 Inspection rules for exporting more than nine silkworm twisted yarns