ASTM International - ASTM D6407-99
Standard Test Method for Analysis of Iron and Copper in Vegetable Tanning Materials
|Publication Date:||10 May 1999|
|ICS Code (Processes and auxiliary materials):||59.140.10|
1.1 This test method is intended for use in determining iron and copper content in vegetable tanning materials. This test method is applicable to liquid, solid, pasty and powdered extracts, to raw and spent materials, and to tannery liquors.
1.2 The values stated in SI units are to be regarded as the standard.
1.3 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.