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ISO 787-19:2020

General methods of test for pigments -- Part 19: Determination of water-soluble nitrates (Salicylic acid method)

General information
Valid from 16.04.2020
Directives or regulations
None
Standard history
Status
Date
Type
Name
16.04.2020
Main
01.05.1974
Main
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.
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