China (Mainland)
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Phenolphthalein CAS NO.77-09-8
- Min.Order: 1 Kilogram
- Payment Terms: L/C,D/A,D/P,T/T,Other
- Product Details
Keywords
- Phenolphthalein
- PHENOLPHTHALEIN
- PHENOLPHTHALEIN
Quick Details
- ProName: Phenolphthalein
- CasNo: 77-09-8
- Molecular Formula: C20H14O4
- Appearance: A white or almost white powder
- Application: used in medicine
- DeliveryTime: prompt shipment
- PackAge: 25kg/drum or as required
- Port: China main port
- ProductionCapacity: Metric Ton/Day
- Purity: ≥98.0%
- Storage: Room temperature
- Transportation: By sea by air Express
- LimitNum: 1 Kilogram
Superiority
≥98.0% it conforms to USP23/BP2009
Details
|
Characteristics |
A white or almost white powder，practically insoluble in water，soluble in alcohol |
|
Melting point |
It melts at about 260℃ |
|
Identification |
A: Positive B: Positive |
|
Appearance of solution |
The solution is clear and not more than intensely coloured than reference solution Y7 |
|
Related substances |
≤0.5% |
|
Heavy metals |
≤10ppm |
|
Arsenic |
≤8ppm |
|
Acidity or alkalinity |
Conforms |
|
Chloride |
≤0.01% |
|
Sulphates |
≤0.02% |
|
Organic volatile impurities |
To pass test |
|
Chromatogram impurity |
≤1.0% |
|
Fluoran |
To pass test |
|
Loss on drying |
≤0.5% |
|
Residue on ignition |
≤0.1% |
|
Assay |
98.0%~101.0%（C20H14O4) |