NS-EN ISO 787-19:2020由SCC 发布于 2020-06-02。
NS-EN ISO 787-19:2020 的最新版本是哪一版?
最新版本是 NS-EN ISO 787-19:2020 。
Full Description ADOPTED_FROM:EN ISO 787-19:2020 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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