Service Tel: 
|
Product name |
Triphenylphosphine |
||||
|
Abbreviation |
TPP |
||||
|
Molecular formula |
C18H15P |
||||
|
Molecular weight |
262.28 |
||||
|
CAS Number |
603-35-0 |
||||
|
Packing Unit |
25kg |
100kg |
500kg |
||
|
Production scale |
industry |
||||
|
Characteristics |
White crystals, white flakes or white powdery solid, easily soluble in alcohol, benzene, chloroform, slightly soluble in fat; almost insoluble in water. |
||||
|
Melting point |
78.5-81.5 |
||||
|
Boiling Point |
377℃ |
||||
|
Grade |
Qualified products |
First grade |
Top grade |
||
|
Chromatographic purity gc%≥ |
99.8 |
99.9 |
99.85 |
||
|
Triphenylphosphine (gc) ≤ |
0.15 |
0.1 |
0.1 |
||
|
Drying loss%≤ |
0.15 |
0.1 |
0.1 |
||
|
Color |
20 |
10 |
10 |
||
|
Sulfur ppm≤ |
— |
— |
5 |
||
|
Chlorine ppm≤ |
— |
— |
10 |
||
|
Sodium ppm≤ |
— |
— |
1 |
||
|
Magnesium ppm≤ |
— |
— |
1 |
||
|
Iron ppm≤ |
— |
— |
1 |
||
|
Ash |
＜100ppm |
＜100ppm |
＜100ppm |
||
|
Loss on drying |
<0.2% |
<0.2% |
<0.1% |
||
|
Melting point |
79.5-82 |
80-82 |
80-82 |
||
|
Transmittance of 4% carbon tetrachloride solution |
≥75% |
≥85% |
≥95% |
||
Mobile