ISO 9441:2026
Steel — Determination of niobium content — 4-(2-Pyridylazo)-resorcinol (PAR) spectrophotometric method
OVERVIEW
This document specifies a spectrophotometric method by using 4-(2-pyridylazo)-resorcinol (PAR) for the determination of niobium in steel. The method is applicable to all types of steel with niobium contents between 0,005 % (mass fraction) and 1,3 % (mass fraction).
COMMENTS
-
PRODUCT DETAILS
| Status | Current |
|---|---|
| Edition | 2026 |
| No. of Pages | 11 |
| ICS Classification | 77.080.20 Steels |
| Committee | ISO/TC 17/SC 1 |
| Available for Purchase | For sale in Singapore only |
| Adoption | ISO : 0 |