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ISO 787-19:2020

General methods of test for pigments — Part 19: Determination of water-soluble nitrates (Salicylic acid method) ISO 787-19:2020

Publication date:   Apr 16, 2020

General information

90.93   Standard confirmed   Sep 3, 2025

ISO

ISO/TC 256 Pigments, dyestuffs and extenders

International Standard

87.060.10   Pigments and extenders

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Published

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Scope

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.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 787-19:1974

NOW

PUBLISHED
ISO 787-19:2020
90.93 Standard confirmed
Sep 3, 2025




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