Direct Determination of Nickel in Catalytic-Cracking Feedstocks by Atomic-Absorption Spectrophotometry

1966 ◽  
Vol 20 (4) ◽  
pp. 212-213 ◽  
Author(s):  
J. D. Kerber

Nickel in catalytic-cracking feedstocks is determined by atomic-absorption spectrophotometry with no sample preparation other than dilution in p–xylene. A modification of the method of additions permits rapid testing with a detection limit of 0.05 ppm Ni and a precision of 0.05 ppm.

1985 ◽  
Vol 145 (2) ◽  
pp. 219-226 ◽  
Author(s):  
Michael Drazniowsky ◽  
Ian S. Parkinson ◽  
Michael K. Ward ◽  
Susan M. Channon ◽  
David N.S. Kerr

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