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Magnesium phosphate
- Chemical
formula MgHPO4.nH2O
- Identification
.....CAS/EINECS
No: 7757-86-0/231-823-5
- Process
Magnesium phosphate
is obtained by reaction of magnesium
..sources with purified
feed grade phosphoric acid.
- Chemical
characteristics (typical)
|
Total phosphorus |
13
- 15% |
|
Soluble phosphorus: |
|
|
in
citric acid |
>90% |
|
in
neutral amm. citrate |
>95% |
|
Magnesium |
24 - 28% |
|
pH (1% solution) |
8
- 10 |
|
Ash insoluble in HCl |
1 - 4% |
|
Moisture |
0.3 - 1% |
|
Undesirable substances |
conform
to the European Directives |
-
Physical properties (typical)
| appearance
|
fine
or coarse granulated
colour off white |
| apparent
density |
loose
0.75 - 0.95 kg/dm3
tapped 0.80 - 1.05 kg/ dm3 |
- Handling,
storage, toxicity
| Handling |
avoid
dust formation |
| Storage |
no
special precautions |
|
Shelf life |
minimum
3 years |
| Toxicity |
non
toxic |
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