GB/T 21977-2008 in English

《GB/T 21977-2008骆驼绒》由TC513（全国纤维标准化技术委员会）归口，主管部门为国家标准化管理委员会。
本标准规定了骆驼绒（包括骆驼原绒、分梳骆驼绒、过轮骆驼绒、洗净骆驼绒）的产品分等分级、技术要求、检验方法、检验规则、包装、标志、存储、运输等。本标准适用于骆驼原绒、分梳骆驼绒、过轮骆驼绒、洗净骆驼绒生产、交易、加工的质量检验。

1 Scope

This standard specifies the product grading, technical requirements, inspection methods, inspection rules, packaging, marking, storage, transportation, etc. of camel wool (including raw camel wool, dehaired camel wool, opened camel wool, scoured camel wool).

This standard is applicable to the quality inspection of the production, trading and processing of raw camel wool, dehaired camel wool, opened camel wool, scoured camel wool.

2 Normative references

The following documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated references, subsequent amendments (excluding corrections), or revisions, of any of these publications do not apply to this standard. However parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition applies.

GB/T 6500 Test method for moisture regain of wool—Drying oven method
GB/T 6977 Standard test method for oil, ash and vegetable matter in scoured wool
GB/T 8170 Rules for rounding off of numerical values
GB/T 10685 Wool—Determination of fiber diameter—Projection microscope method

3 Terms and definitions

For the purposes of this standard, the following terms and definitions apply.

3.1
raw camel wool
raw camel wool mixture collected from camels, of which the wool fibre is 40μm or less in diameter

3.2
coarse camel hair
hair fibers collected from camels, with a fineness over 40 μm.

Foreword i
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements
5 Sampling method
6 Test methods
7 Inspection rules and inspection reports
8 Packaging, marking, storage and transportation