Publikuar
Specifies two equivalent methodes. They consist in dissolving the wanted substance in a mixture of hydrochloric and nitric acids or in a mixture of sulfuric and nitric acids.
PUBLISHED
ISO 7497:1984
90.93
Standard confirmed
23 maj 2023
Plehrat kimike - Ekstraktimi i tretjes së fosfateve në acidet minerale
60.60 Standard published
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