Standard Test Method for Analysis of Iron and Copper in Vegetable Tanning Materials

Importancia y uso:

4.1 This test method is used to determine the quantity of iron and copper present in vegetable tanning materials or vegetable tannin extracts prepared using Practices D4901, D6404, or D6405.

4.2 Because of the possibility of errors in this test method it is essential that the method be followed exactly in order to obtain reproducible results both among specimens within a laboratory and for analyses between laboratories.

Subcomité:

D31.01

Referida por:

D4899-99R20

Volúmen:

15.04

Número ICS:

59.140.10 (Processes and auxiliary materials)

Palabras clave:

copper analysis; iron analysis; tannin analysis; vegetable tannin analysis;