The determination of phosphorus in hamatite iron and steel by the molybdenum blue method
β Scribed by Harrison, T. S.
- Publisher
- Wiley (John Wiley & Sons)
- Year
- 1949
- Weight
- 606 KB
- Volume
- 68
- Category
- Article
- ISSN
- 0368-4075
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β¦ Synopsis
Abstract
Following a review of previous work Vaughn's method is selected for modification and incorporation in a composite scheme of analysis. Colour stability curves show that stannous chloride is superior to other reducing agents and indicate the optimum acid concentration for reproducibility. Observations are made on the order of reagent additions and procedures are derailed for haematite iron and steel.
π SIMILAR VOLUMES
By 1 : S. HARRISON ood W. FISHER I'liosphoriia mny Lo clctcnninrd iii iroii tine1 strrl by menus of tliu Spkkcr plioto.olcctric nlisorptinmctcr. The nictliocl cluncrilxd gives rclinblo, ro-]iroiliiciblo meiilts, nnd in quicker t l i i i i i nny of tho u a i i d chclnicnl processes. Importnnt fiirtci
Tho msulta wcro ns follows :-0.330 0.32 0.33
TIIE l)ISTEI1JIIXA'I'IOS OF SL;L1'IIUl1 IS IXOX ASI) STICISL. 1:T I.. ' ~I ~c I l I l t i m , P.I.C. TIIF: process of osidisiiig iron or stccl by n q ~n rcgin, evnporiitiiig to tlryiiess to sep:inrte silicn, redissolving iii liytlrocliloric acid, filteriiig, I I I ~ prccipitntiiig with bnriiiiii cl