Standard Test Method for Analysis of Chrome Content (as Cr2O3) in Wet Blue using Atomic Absorption or ICP

Importancia y uso:

5.1 The procedure described is for chromium in Wet Blue using Atomic Absorption or ICP. This method may be used to determine the chromium content in Wet Blue as an alternate to Test Method D6656.

5.2 The chromium content of Wet Blue is related to the degree of tannage obtained, and hence may be a matter for specification in the purchase of Wet Blue. The procedure described provides adequate accuracy for this purpose.

Subcomité:

D31.02

Volúmen:

15.04

Número ICS:

59.140.30 (Leather and furs)

Palabras clave:

AA; atomic absorption; chrome content; chromic oxide; chromium; ICP; leather; Wet Blue;