The use of nitroso-R-salt ns n specific rcngcnt for tho determination of cobnlt in steels is dcscrihed. Full development of tho cdourd cobnlt complex is obtained whcn nll minernl wid iona am ncutralieed by mcane of sodium acctntc. Other interfering elcmcnts ocauning in stfels. whilo producing wmphxe
The photometric determination of silicon in steels
β Scribed by Gentry, C. H. R. ;Sherrington, L. G.
- Publisher
- Wiley (John Wiley & Sons)
- Year
- 1946
- Weight
- 403 KB
- Volume
- 65
- Category
- Article
- ISSN
- 0368-4075
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β¦ Synopsis
Abstract
A method for the determination of silicon in steels as the molybdenum blue complex is described. By the use of n number of alternative acid solvent mixtures, the method extends the range of steels which can be analysed by existing procedures. A new reducing agent, a mixture of ferrous sulphate and oxalic acid is used to give the molybdenum blue complex. The method is applicable to tungsten containing steels and to weld metal deposits.
π SIMILAR VOLUMES
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