- Min.Order :25 Kilogram
- Purity: 99% HPLC
- Payment Terms : L/C,D/A,D/P,T/T,
Keywords
white Phenolphthalein Phenolphthalein Phenolphthalein USP
Quick Details
- Appearance:
- Application:active pharmaceutical ingredient
- PackAge:25kg/drum
- ProductionCapacity:|Metric Ton|Day
- Storage:
- Transportation:as request
Superiority:
1. GMP AVALIABLE ;
2. IN STOCK
3. FAST REPLY
QUALIFED ; EFFICIENCY; RESPONSIBLE
Details:
|
ITEM |
SPECIFICATIONS |
RESULTS |
|
Characteristics |
A white or almost white power, practically insoluble in water, soluble in alcohol |
A white power, practically insoluble in water, soluble in alcohol |
|
Melting point |
It melts a about 260℃ |
261℃~262℃ |
|
Identification |
A. Positive B. Positive |
A. Positive B. Positive |
|
Appearance of solution |
The solution is clear and not more intensely coloured than reference solution Y7 |
Complies |
|
Related substances |
Less than 0.5% |
＜0.5% |
|
Heavy metals |
Not more than 0.001% |
＜0.001% |
|
Acidity or alkalinity |
Complies |
Complies |
|
Chlorides |
Not more than 0.01% |
＜0.01% |
|
Sulphates |
Not more than 0.02% |
＜0.02% |
|
Loss on drying |
Not more than 0.5% |
0.13% |
|
Sulphated ash |
Not more than 0.1% |
0.02% |
|
Assay |
98.0~101.0%(C20H14O4) |
99.7% |
|
Conclusion: Quality comply with EP |
||
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