Calcium nitrate
- Số CAS
- 13477-34-4
- Khối lượng phân tử
- 236.15
- Công thức phân tử / ký hiệu hóa học
- Ca(NO3)2.4H2O
Mô tả
Apearances: Colorless transparent monoclinic crystals. Soluble in water, methanol, ethanol, amyl alcohol, acetone, methyl acetate and liquid ammonia.
ỨNG DỤNG
Used
as a refrigerant the rubber emulsion flocculant, also used in the manufacture
of other nitrates, fireworks, tubes, available fertilizers, and other Sulfates
and oxalates is detected in the analysis, the preparation of the basal medium,
the electronics industry for coating the cathode, to the manufacture of
incandescent mantles and other nitrates. Used as an analytical reagent and
fireworks materials.
Phiếu kiểm nghiệm
|
Product name |
Calcium nitrate |
CAS: 13477-34-4 |
|
|
Apearances |
Colorless transparent monoclinic crystals |
||
|
TEST ITEMS |
TEST RESULT |
||
|
|
(AR) |
(CP) |
|
Ca(NO3)2?4H2O ≥ |
99.0 |
99.0 |
|
pH(50g/L Solution,25℃) |
4.0～6.0 |
4.0～6.0 |
|
Phosphate (PO4) ≤ |
0.005 |
0.001 |
|
Ammonium salt (NH4) ≤ |
0.005 |
0.01 |
|
Water insolubles ≤ |
0.003 |
0.01 |
|
Clarity Test |
Qualified |
Qualified |
|
Chlorides (Cl) ≤ |
0.003 |
0.01 |
|
Sulfate (SO4) ≤ |
0.01 |
0.03 |
|
Ba |
0.005 |
0.01 |
|
Fe ≤ |
0.0002 |
0.0005 |
|
Alkali metal and magnesium (as sulfate) ≤ |
0.2 |
0.4 |
|
Heavy metals (Pb) ≤ |
0.0005 |
0.001 |