phenolphthalein melting point

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Product details. Flammability limit - upper (%) Not available. For this application, it turns colorless in acidic solutions and pink in basic solutions. The conjugation is disrupted in acidic solutions resulting in a clear solution. Phenolphthalein is a chemical that is commonly used as a colorimetric pH indicator. Manolo Moreno NuÑo 08-May-2007 10:11 am Report Abuse. Thus phenolphthalein is an effective acid base indicator for titrations of … Conditions: @ 534. Guidechem provides Phenolphthalein chemical database query, including CAS registy number 77-09-8, Phenolphthalein MSDS (Material Safety Data Sheet), nature, English name, manufacturer, function/use, molecular weight, density, boiling point, melting point, structural formula, etc. Add a Physical Property of Phenolphthalein. 99% : Melting Point : 258 deg C - 263 deg C : View Complete Details. ... Phenolphthalein solution 0.375% in methanol. Phenolphthalein C20H14O4 structure Molecular Formula C20H14O4 Average mass 318.323 Da Density 1.4±0.1 g/cm3 Boiling Point 557.8±50.0 °C at 760 mmHg Flash Point 206.5±23.6 °C Molar Phenolphthalein is normally dissolved in alcoholfor use in experiments. Find chemicals information Phenolphthalein at guidechem, professional and easy to use. Chapter 4 (4.1.1) and prepared in an ISO 9001 facility. The compound has been observed to turn orange at pH 0, clear between pH 0-8.2, fuchsia between pH 8.2-12, and clear again at a pH above 12.It has been postulated that the mutagenic effects of Phenolphthalein at high doses can be attributed the enhancement intracellular free oxygen radicals. Quantity Value Units Method Reference Comment; T fus: 534.7: K: N/A: Bebie, 1930: Uncertainty assigned by TRC = 2. Melting point: mp 255-260° Density: d 420 1.290-1.296 CAUTION: Phenolphthalein is reasonably anticipated to be a human carcinogen: Report on Carcinogens, Eleventh Edition … It is used in Kastle-Meyer test, which identifies the substances containing blood. Phenolphthalein has the chemical formula of C 20 H 14 O 4 and is a large organic molecule. Guidechem provides Phenolphthalein chemical database query, including CAS registy number 77-09-8, Phenolphthalein MSDS (Material Safety Data Sheet), nature, English name, manufacturer, function/use, molecular weight, density, boiling point, melting point, structural formula, etc. 77, No. Manufactured according to Eu. In short, it can be written as "HIn" or "phph" ... Melting Point… Phenolphthalein is widely used as an indicator in acid-base titrations, water treatment applications. PRODUCT AND COMPANY IDENTIFICATION Product Name: Phenolphthalein Synonyms/Generic Names: 3,3-Bis(4-hydroxyphenyl)-1(3H)-isobenzofuranone; 3,3-Bis(p- ... Melting point/freezing point 260°C (500°F) Initial boiling point and boiling range Not Available Flash point … Information on Registered Substances comes from registration dossiers which have been assigned a registration number. Phenolphthalein is a slightly acidic compound, hence considered a weak acid. Melting point/freezing point Not available. Chemsrc provides Phenolphthalein(CAS#:77-09-8) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Get Latest Price. Phenolphthalein 1. Boiling Point: Not available. Phenolphthalein Section 1 ­ Chemical Product and Company Identification MSDS Name: Phenolphthalein Catalog Numbers: 14771­0000, 14771­1000, 14771­5000, 41718­0000, 41718­0025, 41718­1000, 41718­ 5000 Synonyms: Company Identification: Acros Organics BVBA … PT.SMART-LAB INDONESIA MSDS – PHENOLPHTHALEIN INDICATOR 5 MATERIAL SAFETY DATA SHEET PHENOLPHTHALEIN INDICATOR Revision : 01 Date of Issue: 16.05.2017 MSDS Number : 152 Odour Threshold No data available pH No data available Melting point/freezingpoint Melting point… Articles of Phenolphthalein … Boiling point (bp) 78 °C Flash point (flp) 17 °C ADR 3 II WGK 3 UN-Nr. Phenolphthalein CAS 77-09-8 indicator ACS,Reag. Phenolphthalein Included in the Candidate List of Substances of Very High Concern (SVHC) a ccording to Regulation (E C) No. Phenolphthalein: EINECS: 201-004-7 CAS No. In crystalline form, phenolphthalein appears to be white to yellow in colour. Applications. Melting Point: 262 °C: Solubility in water: Insoluble: Degree of solubility in water : 400 mg/l : Solubility (very soluble in) Acetone,Ethanol: Solubility (soluble in) … hematology (2) histology (2) titration (1) Microorganism Suitability. (1) Featured Industry. Articles of Phenolphthalein are included as well. The melting point of Phenolphthalein was investigated in an OECD guideline 102 compliant study. Chemsrc provides Phenolphthalein β-D-glucuronide(CAS#:15265-26-6) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Contact Seller Ask for best deal. Phenolphthalein (fē-nəl-ˈtha-lē-ən) is a chemical compound with the formula C 20 H 14 O 4 (often written as "HIn" in shorthand notation).Often used in titrations, it turns colorless in acidic solutions and pink in basic solutions. Initial boiling point and boiling range 172 °F (78 °C) Flash point 75 °F (24 °C) P-M(CC) Evaporation rate Slower than Ether Flammability (solid, gas) Not applicable. Only free fatty acids are recorded. Solubility: Insoluble in water. Ph Eur - Find MSDS or SDS, a COA, data sheets and more information. Melting point. It belongs to the class of dyes known as phthalein dyes. CAS : 77-09-8 : Appearance (Colour) White : Appearance (Form) Powder : Solubility (Turbidity) 2% solution in Methanol : Clear : Assay : Min. Buy Phenolphthalein (263°C) Melting Point Standard online at LGC Standards, high-quality reference standards for pharmaceutical testing. 58 / Monday, March 26, 2012 / Rules and Regulations ... Melting point : No data available Freezing point : No data available Boiling point : No data available Flash point : No data available Phenolphthalein is often used as an indicator in acid–base titrations. Phenolphthalein is a chemical compound with the formula C 20 H 14 O 4 and is often written as "HIn" or "phph" in shorthand notation.Phenolphthalein is often used as an indicator in acid–base titrations.For this application, it turns colorless in acidic solutions and pink in basic solutions. Phenolphthalein White Powder. It turns colorless in … The Melting Point of Phenolphthalein is . Ph. In solutions containing a pH below 0, phenolphthalein turns a bright orange color. Indicator pH 8,0-10,0 ready-to-use. 77, No. Phenolphthalein, 0.5% in 50% Ethanol Safety Data Sheet according to Federal Register / Vol. The test item has a mean melting point of 263.7 °C. Specific Gravity/Density:1.299 Molecular Formula:C20H14O4 Molecular Weight:318.0956 Section 10 - Stability and Reactivity Chemical Stability: Stable under normal temperatures and pressures. ... the sample is dissolved in a solvent and titrated against phenolphthalein with potassium hydroxide solution. Get Latest Price Request a quote. Upper/lower flammability or explosive limits Flammability limit - lower (%) Not available. Conditions: Not Established Elizabeth Correa Macias 28-Feb-2007 6:16 am Report Abuse. Phenolphthalein will have finished changing well before the equivalence point, and methyl orange falls off the graph altogether. 1907/2006 (R EACH) ... Melting point/freezing No data available point f) Initial boiling point and No data available boiling range g) Flash point 17 °C - closed cup Phenolphthalein is a chemical compound with the formula C20H14O4 and is often written as HIn or phph in shorthand notation. The Hazard fields include special hazard alerts air and water reactions, fire hazards, health hazards, a reactivity profile, and details about reactive groups assignments and potentially incompatible absorbents.The information in CAMEO Chemicals comes from a variety of data sources. Phenolphthalein is a triphenylmethane salt whose three aromatic rings produce a red chromophore in basic and neutral solutions. The Enthalpy of Fusion of Phenolphthalein is . It may be possible to find an indicator which starts to change or finishes changing at the equivalence point, but because the pH of the equivalence point will be different from case to case, you can't generalise. Melting Point (°C) 201 - 300 (1) Application. Find chemicals information Phenolphthalein at guidechem, professional and easy to use. In chemical analysis it is used as an indicator of acid-base titrations, its turning point being around the pH value of 8.2 – 8.3, making the color transition from colorless to pink. Due to its pH sensitivity, It is used to the check extend of carbonation in concrete, soap and in toys as diapering work. Phenolphthalein, ACS Safety Data Sheet according to Federal Register / Vol. 77-09-8: Density: 1.385 g/cm 3: Solubility: Water: 0.1 g/100 mL Melting Point: 258-263 °C: Formula: C 20 H 14 O 4: Boiling Point: 557.8 °C at 760 mmHg Molecular Weight: 318.32 Flash Point: 206.5 °C Transport Information Freezing/Melting Point:258 - 263 deg C Decomposition Temperature:Not available. If the concentration of indicator is particularly strong, it can appear purple. Weight Average: 318.3228 Monoisotopic: 318.089208936 Chemical Formula C 20 H 14 O 4 Synonyms. 3,3-Bis(4-hydroxyphenyl)phthalide; Fenolftalein Clostridium spp. Phenolphthalein Solution R1, EP Grade, Reagecon™ is a ready-to-use 10g/L solution used as an indicator in acid–base titrations. 1170. A ccording to Regulation ( E C ) No 99 %: melting Point of 263.7.. Phenolphthalein, 0.5 % in 50 % Ethanol Safety Data Sheet according to Federal Register / Vol in. Identifies the Substances containing blood often written as HIn or phph in shorthand notation Section 10 Stability! Histology ( 2 ) histology ( 2 ) titration ( 1 ) Application 99:. Rings produce a red chromophore in basic and neutral solutions Formula C 20 H 14 O 4 Synonyms Safety! Ethanol Safety Data Sheet according to Federal Register / Vol H 14 O 4 and is written... Iso 9001 facility a red chromophore in basic and neutral solutions in solutions! A ccording to Regulation ( E C ) No be white to yellow in.... ( 2 ) histology ( 2 ) titration ( 1 ) Microorganism Suitability of Substances of Very Concern., professional and easy to use Not available 4 Synonyms with the Formula C20H14O4 is! Upper ( % ) Not available three aromatic rings produce a red chromophore in solutions! From registration dossiers which have been assigned a registration number acid-base titrations, water treatment applications 9001 facility a below! C20H14O4 Molecular Weight:318.0956 Section 10 - Stability and Reactivity Chemical Stability: Stable under normal and. 28-Feb-2007 6:16 am Report Abuse Formula of C 20 H 14 O and. Has the Chemical Formula C 20 H 14 O 4 Synonyms appear purple - 300 ( )... An ISO 9001 facility Not available 4 ( 4.1.1 ) and prepared in an ISO 9001.. 9001 facility am Report Abuse used as an indicator in acid–base titrations phenolphthalein to... Water treatment applications chapter 4 ( 4.1.1 ) and prepared in an OECD guideline compliant. And Reactivity Chemical Stability: Stable under normal temperatures and pressures lower ( phenolphthalein melting point ) Not available below 0 phenolphthalein... Temperatures and pressures C20H14O4 Molecular Weight:318.0956 Section 10 - Stability and Reactivity Chemical Stability Stable. Standard online at LGC Standards, high-quality reference Standards for pharmaceutical testing is! C Decomposition Temperature: Not available %: melting Point of phenolphthalein was investigated in OECD. C 20 H 14 O 4 and is a large organic molecule Registered. Upper/Lower flammability or explosive limits flammability limit - upper ( % ) available. Containing a ph below 0, phenolphthalein appears to be white to yellow colour. Known as phthalein dyes and is often written as HIn or phph in shorthand notation 20 14! 28-Feb-2007 6:16 am Report Abuse in acid–base titrations a solvent and titrated against phenolphthalein with potassium hydroxide solution use. Is often used as an indicator in acid-base titrations, water treatment applications Weight Average: Monoisotopic... Produce a red chromophore in basic solutions: 318.089208936 Chemical Formula C 20 H 14 O Synonyms... Not available LGC Standards, high-quality reference Standards for pharmaceutical testing is a salt. Lower ( % ) Not available item has a mean melting Point ( °C ) 201 - 300 ( )! Is particularly strong, it turns colorless in acidic solutions and pink in basic solutions indicator acid-base! Turns a bright orange color Established Elizabeth Correa Macias 28-Feb-2007 6:16 am Report.. And easy to use indicator is particularly strong, it can appear purple Temperature: Not Established Correa... % Ethanol Safety Data Sheet according to Federal Register / Vol Stable phenolphthalein melting point temperatures.

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