International Standard
ISO 4285:1977
Phosphoric acid for industrial use — Guide to sampling techniques
Reference number
ISO 4285:1977
ISO 4285:1977
Edición 1
1977-12
1977-12
© ISO 2024
International Standard
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ISO 4285:1977
10130
No disponible en español
Publicado
(Edición 1, 1977)
Esta norma se revisó y confirmó por última vez en 2023.
Por lo tanto, esta versión es la actual.
Resumen
Contains guides concerning the procedure to be followed and the precautions to be observed for the taking, preparation and storage of samples with the view of assess their quality. Deals with the means of delivery, containers for taking samples, technical means for mixing and heating systems. Details the sampling of thermal-process and wet-process acids from large containers and mobile tanks and the safety measures. Has also been approved by the IUPAC.
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