2. Ammonium compounds

0004    Ammonium picrate dry or wetted with less than 10% water, by mass
0222    Ammonium nitrate, with more than 0.2% combustible substances
0402    Ammonium perchlorate
1310    Ammonium picrate, wetted with not less than 10% water, by mass
1439    Ammonium dichromate
1442    Ammonium perchlorate
1444    Ammonium persulphate
1512    Zinc ammonium nitrite
1546    Ammonium arsenate
1630    Mercury ammonium chloride
1727    Ammonium hydrogendifluoride, solid
1835    Tetramethylammonium hydroxide solution
1843    Ammonium dinitro-o-cresolate, solid
1942    Ammonium nitrate with not more than 0.2% combustible substances,
2067    Ammonium nitrate based fertilizer
2071    Ammonium nitrate based fertilizer
2073    Ammonia solution, relative density less than 0.880 at 15?C in water, with more than  35% but not more than 50% ammonia
2426    Ammonium nitrate, liquid (hot concentrated solution)
2505    Ammonium fluoride
2506    Ammonium hydrogen sulphate
2683    Ammonium sulphide solution
2687    Dicyclohexylammonium nitrite
2817    Ammonium hydrogendifluoride solution
2818    Ammonium polysulphide solution
2854    Ammonium fluorosilicate
2859    Ammonium metavanadate
2861    Ammonium polyvanadate
2863    Sodium ammonium vanadate
3375    Ammonium nitrate emulsion or supension or gel intermediate for blasting explosives
3423    Tetramethylammonium hydroxide, solid
3424    Ammonium dinitro-o-cresolate solution