Issued: Not Recorded CBPL 56-03R1 Page 1 of 1 Revised: 03/07
U.S. CUSTOMS AND BORDER PROTECTION
CBPL METHOD 56-03
Textile Fibres—Determination of Length and Length Distribution
of Staple Fibres (by Measurement of Single Fibres)
SAFETY STATEMENT 1. REFERENCE
This CBPL Method cannot fully address 1.1 ISO 6989. “Textile Fibres—
safety issues that may arise from its use. Determination of Length and Length
The analyst is responsible for assessing Distribution of Staple Fibres (by
potential safety issues associated with a Measurement of Single Fibres).”
given method at its point of use.
Before using this method, the analyst will END
consider all general laboratory safety
precautions. In particular, the analyst will
identify and implement suitable health and
safety measures and will comply with all
The uncertainty of measurement for this
method is specific to each laboratory.
0. SCOPE AND FIELD OF
This method is applicable for measuring fiber
staple length in goods provided for in Chapter
56 of the Harmonized Tariff Schedule of the
United States (HTSUS).