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Thermo Scientific Chemicals Phenolphthalein, 98%
Beschreibung
Phenolphthalein is widely used as an indicator in acid-base titrations, water treatment applications. Due to its pH sensitivity, It is used to the check extent of carbonation in concrete, soap and in toys as diapering work. It is used in Kastle-Meyer test, which identifies the substances containing blood.
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
Phenolphthalein is widely used as an indicator in acid-base titrations, water treatment applications. Due to its pH sensitivity, It is used to the check extent of carbonation in concrete, soap and in toys as diapering work. It is used in Kastle-Meyer test, which identifies the substances containing blood.
Solubility
Soluble in alcohol. Slightly soluble in dimethyl sulfoxide and insoluble in benzene or hexane.
Notes
Acid-base indicator: pH 8.0 - 10.0.Incompatible with strong oxidizing agents.

Spezifikation
Spezifikation
Melting Point | 258°C to 262°C |
Density | 1.299 |
Quantity | 50 g |
Beilstein | 284423 |
Merck Index | 14,7243 |
Solubility Information | Soluble in alcohol. Slightly soluble in dimethyl sulfoxide and insoluble in benzene or hexane. |
IUPAC Name | 3,3-bis(4-hydroxyphenyl)-1,3-dihydro-2-benzofuran-1-one |
Formula Weight | 318.33 |
Percent Purity | 98% |
Chemical Name or Material | Phenolphthalein |
Produktvorschläge
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Certificates
Certificates
A lot number is required to show results for certificates. To find your lot number on previous orders use our order status area.
Lot Number | Certificate Type | Date | Catalog Number |
---|---|---|---|
10249131 | Certificate of Analysis | 21/12/2023 | A17135.0B,A17135.30,A17135.18 |
10239045 | Certificate of Analysis | 12/04/2022 | A17135.0B,A17135.30,A17135.18 |
10190954 | Certificate of Analysis | 23/11/2021 | A17135.0B,A17135.30,A17135.18 |
D4342 | Certificate of Analysis | 23/11/2021 | A17135.0B,A17135.30,A17135.18 |
61200017 | Certificate of Analysis | 23/11/2021 | A17135.0B,A17135.30,A17135.18 |
Sicherheit und Handhabung

- Phenolphthalein
- Danger
- Carcinogenicity Category 1B
- Germ cell mutagenicity Category 2
- Reproductive toxicity Category 2
- H341-Suspected of causing genetic defects.
- H350-May cause cancer.
- H361f-Suspected of damaging fertility.
- P201-Obtain special instructions before use.
- P280-Wear protective gloves/protective clothing/eye protection/face protection.
- P308+P313-IF exposed or concerned: Get medical advice/attention.
- MIXTURE LIST-Contains : Phenolphthalein
RUO – Research Use Only
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