(I) Ammonium Molybdate1 All kinds of ammonium molybdate are loose white crystal without deliquescence and agglomeration, and all can pass the sieve mesh40.2 βAmmonium Tetramolybdate(AQM)βAQM(NH4)2Mo4O13•2H2O,slightly soluble in water, soluble in alkali and ammonia water, used in producing pure molybdenum trioxide, molybdenum powder, molybdenum products, in hydrotreating catalyst, desulfurization catalyst for oil refinement and in fertilizer catalyst etc.3 Ammonium Dimolybdate(ADM) (NH4)2Mo2O7,soluble in water and alkali(es),suitable for producing pure molybdenum trioxide, molybdenum powder, molybdenum bars, molybdenum filament and molybdenum originals, also widely used in hydrotreating catalyst, desulfurization catalyst for oil refinement and in fertilizer catalyst etc.4 Ammonium Heptamolybdate(AHM) (NH4)6Mo7O24.4H2O (AHM), also known as ammonium paramolybdate and has high water-solubility, widely used in petrochemical catalysts, especially acrylonitrile catalyst, also used for agriculture and metal molybdenum production. 5 PACKINGIn 50kg woven bags with double plastic inner; In 25kg fiber drum with double plastic inner; In 50kg steel drum with double plastic inner. All above packing will be final sealed.6 REMARK:Special requirement by customers can be negotiated and solved.CARRIED STANDARD: Q/XHL001-2006
Ammonium molybdate fill density and the average fisher size and water-solubility
Item | Index | ||
ADM | AQM | AHM | |
Fill density(g/cm3) | ³0.8 | ³0.6 | ³0.9 |
Average fisher size(mm) | 15~30 | 3~20 | 15~30 |
Solubility in water(g/100ml) | ³40 | Slightly soluble | ³64 |
Chemical composition of ammonium molybdate
Grades | MSA-1 | MSA-2 | MSA-3 | |
Mo content³% | ADM,AQM³56,AHM³54 | |||
Impurity content ≤% | K | 0.0100 | 0.0150 | 0.0180 |
Na | 0.0005 | 0.0010 | 0.0010
| |
Fe | 0.0005 | 0.0006 | 0.0010
| |
Al | 0.0005 | 0.0006 | 0.0010 | |
Si | 0.0005 | 0.0005 | 0.0010 | |
Sn | 0.0005 | 0.0005 | 0.0010 | |
Pb | 0.0005 | 0.0005 | 0.0005
| |
P | 0.0005 | 0.0005 | 0.0010 | |
Mg | 0.0005 | 0.0005 | 0.0010 | |
Ca | 0.0006 | 0.0008 | 0.0010 | |
Cd | 0.0006 | 0.0006 | 0.0006 | |
Sb | 0.0006 | 0.0006 | 0.0006 | |
Bi | 0.0006 | 0.0006 | 0.0006 | |
Cu | 0.0003 | 0.0003 | 0.0005 | |
Ni | 0.0003 | 0.0003 | 0.0005 | |
Mn | 0.0003 | 0.0003 | 0.0005 | |
Cr | 0.0007 | 0.0007 | 0.0007 | |
W | 0.0080 | 0.0100 | 0.0100 | |
Ti | 0.0003 | 0.0005 | 0.0005 |
Ammonium tetramolybdate