Section 06 PRODUCTS OF THE CHEMICAL OR ALLIED INDUSTRIES 29 Organic chemicals 29 31 Other organo-inorganic compounds. 29 31 47 (5-Ethyl-2-methyl-2-oxido-1,3,2-dioxaphosphinan-5-yl) methyl methyl methylphosphonate 29 31 47 00 (5-Ethyl-2-methyl-2-oxido-1,3,2-dioxaphosphinan-5-yl) methyl methyl methylphosphonate Commodity Code Description 29 31 47 00 00 (5-Ethyl-2-methyl-2-oxido-1,3,2-dioxaphosphinan-5-yl) methyl methyl methylphosphonate