Published
This document specifies a general method of test for determining the water-soluble nitrates in a sample of pigments by a spectrophotometric method using salicylic acid.
ISO 787-13 specifies a method for determining the water-soluble nitrates in a sample of pigments using Nessler`s method.
WITHDRAWN
ISO 787-19:1974
PUBLISHED
ISO 787-19:2020
90.93
Standard confirmed
Sep 3, 2025
General methods of test for pigments - Part 19: Determination of water-soluble nitrates (Salicylic acid method) (ISO 787-19:2020)
60.60 Standard published