x = p + yl - as
d

In this calculation the gyrodynat of levulose is about ten degrees lower than that of most authorities.

[205] Vid. op. cit., 23, Band 24, S. 869.

[206] Vid. op. cit. supra, 1888, S. 782.

[207] Neue Zeitschrift für Rübenzucker-Industrie, Band 35, S. 166.

[208] Journal of the American Chemical Society, Vol. 2, p. 399: Science, Oct. 1, 1881: Proceedings American Association for the Advancement of Science, 1881, p. 61: Sugar Cane, Vol. 13, p. 533, pp. 61-66.

[209] Wiley and McElroy; Agricultural Science, Vol. 6, p. 57.

[210] Chemical News, Vol. 46, p. 175.

[211] Vid. op. cit, 14, p. 352.

[212] Vid. op. et loc. cit., 41.