American Society for Testing and Materials (ASTM). Current edition approved May 15, 2005. Published August 2005. Originally approved in 1933. Last previous edition approved in 2001 as D 365 – 01. 4 p. This guide covers the testing of soluble nitrocellulose base solutions that are made by dispersing various kinds and concentrations of soluble nitrocellulose (cellulose nitrate) in various solvent mixtures.