ASTM D6401-99(2004)被替代
Standard Test Method for Determining Non-Tannins and Tannin in Extracts of Vegetable Tanning Materials
出版：American Society for Testing and Materials
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基本信息
標準編號： ASTM D6401-99(2004)
發布時間：2004/4/1 0:00:00
標準類別：Standard
出版單位：American Society for Testing and Materials
標準頁數：4
標準簡介
CONTAINED IN VOL. 15.04, 2005Specifies a test procedure meant to be used to determine the quantity of soluble non-tannins and tannin in solutions of tannin extracts, water extracts of vegetable tanning materials or tanning liquors. Applies to the analysis of liquid, solid, pasty and powdered extracts and to extracts of raw or spent materials.
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