ISO 4285:1977
Current
The latest, up-to-date edition.
Phosphoric acid for industrial use — Guide to sampling techniques
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
English, French
01-12-1977
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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.
| Committee |
ISO/TC 47
|
| DevelopmentNote |
Also numbered as BS 4258-12(1982) (08/2005)
|
| DocumentType |
Standard
|
| Pages |
4
|
| PublisherName |
International Organization for Standardization
|
| Status |
Current
|
| Standards | Relationship |
| PN ISO 4285 : 2002 | Identical |
| NFT 20 470 : 79 FD | Identical |
| NBN T 03 271 : 1980 | Identical |
| DIN EN 974:2004-01 | Chemicals used for treatment of water intended for human consumption - Phosphoric acid; German version EN 974:2003 |
| EN 974:2003 | Chemicals used for treatment of water intended for human consumption - Phosphoric acid |
| BS EN 974:2003 | Chemicals used for treatment of water intended for human consumption. Phosphoric acid |
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