BS 4140-18:1986
Current
The latest, up-to-date edition.
Methods of test for aluminium oxide Determination of phosphorus content
Hardcopy , PDF
English
28-02-1986
Important note : Users cannot be edited or removed once added to your Multi user PDF.NO CONTENTS SECTION
Establishes a spectrophotometric method using reduced ammonium phosphomolybdate for determining phosphorus content of aluminium oxide used for the production of aluminium. Applicable to phosphorus contents greater than 0,0005%.
| Committee |
W/-
|
| DevelopmentNote |
Also numbered as ISO 2829 Supersedes 85/52367 DC and BS 4140:ADD3(1974) (07/2005) Reviewed and confirmed by BSI, November 2016. (11/2016)
|
| DocumentType |
Standard
|
| Pages |
10
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
This International Standard specifies a spectrophotometric method using reduced ammonium phosphomolybdate for the determination of the phosphorus content of aluminium oxide primarily used for the production of aluminium.
The method is applicable to phosphorus contents, expressed as P2O5, greater than 0,000 5 %.
| BS 4140-4:1986 | Methods of test for aluminium oxide Preparation of sample solution by alkaline fusion |
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.