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Page 6.9. Miscellaneous materials Uranium carbide, UC2-Uranyl nitrate, U02(N03)2•6H20 Uranyl acetate, U02(C2H302)2:2H20 7. Spectrographic determination of the volatile elements 7.1. Analysis of black oxide, U308 7.1-1. Determination uf 26 elements by the general run 70 ' 7.1-2. Improved determination of Fe, Mg, and Mn, using an internal standard 77 7.1-3. Determination of Cd and Hg • 7.1-4. Determination of Ba, Li, and Na 7.1-5. Determination of K, Rb, and Cs 7.1-6. Determination of Ca 84 7.2. Analysis of metal, U 7.3. Analysis of brown oxide, U02 7.4. Analysis of orange oxide, U03 86 7.5..Analysis of peroxide, U04•2H20 7.6. Analysis of soda salt, Na20•XU03 7.7. Analysis of green salt, UF4 87 7.161. General analysis of green salt 7.7-2. Determination of B and Hg in green salt 87 7.8. Analysis of hexafluoride, UF6 89