Tiêu chuẩn quốc tế

• Số hiệu / Standard Number: ASTM D2812-07(2012)
• Năm ban hành / Publication date: 2012
• Tình trạng / Status: W - Hết hiệu lực
• Tên tiếng Anh / Title in English: Standard Test Method for Non-Lint Content of Cotton
• Chỉ số phân loại Quốc tế (ICS) / By field: 59.060.10 - Xơ tự nhiên
• Số trang / Page: 5

Phạm vi áp dụng / Scope of standard

1.1 This test method covers the determination of the non-lint content of cotton using the Shirley Analyzer. The cotton may be in the form of (1) raw stock, that is, cotton fiber that has been separated from the seed by ginning; (2) partially processed cotton, such as picker lap or sliver; or (3) ginning or processing waste, such as obtained from ginning, opening and cleaning, picking, carding, or combing machines.

1.2 This test method is especially adapted for determining non-lint content of cotton by use of the Shirley Analyser.

1.3 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.

1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. For specific hazard statements, see Section 7.