China (Mainland)
Phenolphthalein?BP/USP EINECS 201-004-7 CAS NO.77-09-8
- FOB Price: USD: 28.00-28.00 /Kilogram Get Latest Price
- Min.Order: 100 Kilogram
- Payment Terms: L/C,T/T
- Available Specifications:
99%(100-500)Kilogram
- Product Details
Keywords
- 3,3-Bis(4-hydroxyphenyl)phthalide
- 2-[Bis(4-hydroxyphenyl)methyl]benzoic acid
- EINECS 201-004-7
Quick Details
- ProName: Phenolphthalein?BP/USP EINECS 201-004-...
- CasNo: 77-09-8
- Molecular Formula: C20H14O4
- Appearance: White powder
- Application: pH indicator
- DeliveryTime: in 2 weeks when order confirmed
- PackAge: 25kg/fiber drum
- Port: Wuhan
- ProductionCapacity: 15 Metric Ton/Month
- Purity: 98.0-101.0%
- Storage: Keep in a dry and ventilative area
- Transportation: EXW
- LimitNum: 100 Kilogram
Superiority
Details
Phenolphthalein BP/USP
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Chemical Name |
Phenolphthalein |
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Synonyms |
2-[Bis(4-hydroxyphenyl)methyl]benzoic acid; 3,3-Bis(4-hydroxyphenyl)-1(3H)-isobenzofuranone; 3,3-Bis(4-hydroxyphenyl)phthalide |
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Molecular Formula |
C20H14O4 |
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Molecular Weight |
318.33 |
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CAS No. |
77-09-8 |
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EINECS |
201-004-7 |
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Appearance |
White powder |
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Identification |
positive |
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Color of solution |
Red @ PH 10 |
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Acidity or alkalinity |
Pass |
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Melting point |
≥ 260℃ |
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Heavy metals |
≤ 10ppm |
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Arsenic |
≤ 8ppm |
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Chloride |
≤ 100ppm |
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Sulfate |
≤ 200ppm |
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Loss on drying |
≤ 0.5% |
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Sulfated ash |
≤ 0.1% |
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Limit of fluoran |
Pass |
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Related substances |
≤ 0.5% |
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Chromatographic impurities |
≤ 1.0% |
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Organic volatile impurities |
Pass |
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Assay |
98.0-101.0% |
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Packing |
25kg/fiber drum |
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Application |
pH indicator irritant laxative,for the treatment of constipation |
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