HS Codes

Chapter Codes	Chapter Description
2931	Other organo-inorganic compounds

Chapter Codes	Chapter Description
293110	Organo-inorganic compounds; tetramethyl lead and tetraethyl lead
293120	Organo-inorganic compounds; tributyltin compounds
293131	Organo-inorganic compounds; organo-phosphorus derivatives, dimethyl methylphosphonate
293132	Organo-inorganic compounds; organo-phosphorus derivatives, dimethyl propylphosphonate
293133	Organo-inorganic compounds; organo-phosphorus derivatives, diethyl ethylphosphonate
293134	Organo-inorganic compounds; organo-phosphorus derivatives, sodium-3-(hydroxysilyl)propyl methylphosphonate
293135	Organo-inorganic compounds; organo-phosphorus derivatives, 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane 2,4,6-trioxide
293136	Organo-inorganic compounds; organo-phosphorus derivatives, (5-ethyl-2-methyl-2-oxido-1,3,2-dioxaphosphinan-5-yl)methyl methyl methylphosphonate
293137	Organo-inorganic compounds; organo-phosphorus derivatives, bis[(5-ethyl-2-methyl-2-oxido-1,3,2-dioxaphosphinan-5-yl)methyl methyl methylphosphonate]
293138	Organo-inorganic compounds; organo-phosphorus derivatives, salt of methylphosphonic acid and (aminoiminomethyl)urea (1 : 1)
293139	Organo-inorganic compounds; other organo-phosphorus derivatives, n.e.c. in heading no. 2931
293190	Organo-inorganic compounds; other than tetramethyl lead, tetraethyl lead, tributyltin compounds, and other organo-phosphorus derivatives