This standard specifies the terminologies and definitions, requirements, test methods, judgment rules, and marking, packaging, transportation and storage of down and feather.
This standard is applicable to the production, processing and trade of down and feather.
2 Normative References
The following documents for the application of this document are essential. Any dated reference, just dated edition applies to this document. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 10288 Testing Methods for Down and Feather
GSB 16-2763 Photographic Standard of Down and Feather
3 Terminologies and Definitions
For the purposes of this document, the following terminologies and definitions apply.
3.1
Down and feather
A general term for down and feather growing on waterfowls. Thereinto, the part with nominal "down content" larger than or equal to 50% is referred to as "down" and the part with nominal "down content" less than 50% is referred to as "feather". Goose feather and down as well as duck down and feather are common types.
3.2
Down
Down includes down cluster, nestling down, plumule and damaged down.
GB/T 17685-2016 The following standards are cited：
