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phenolphthalein melting point

//phenolphthalein melting point

Conditions: Not Established Elizabeth Correa Macias 28-Feb-2007 6:16 am Report Abuse. Phenolphthalein has the chemical formula of C 20 H 14 O 4 and is a large organic molecule. Get Latest Price Request a quote. Manufactured according to Eu. Solubility: Insoluble in water. Chapter 4 (4.1.1) and prepared in an ISO 9001 facility. Phenolphthalein will have finished changing well before the equivalence point, and methyl orange falls off the graph altogether. 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. Boiling Point: Not available. Chemsrc provides Phenolphthalein(CAS#:77-09-8) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. 1170. Thus phenolphthalein is an effective acid base indicator for titrations of … Phenolphthalein 1. Flammability limit - upper (%) Not available. It is used in Kastle-Meyer test, which identifies the substances containing blood. It belongs to the class of dyes known as phthalein dyes. 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 Applications. Phenolphthalein: EINECS: 201-004-7 CAS No. 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. Manolo Moreno NuÑo 08-May-2007 10:11 am Report Abuse. If the concentration of indicator is particularly strong, it can appear purple. Melting point. Phenolphthalein is often used as an indicator in acid–base titrations. 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. Information on Registered Substances comes from registration dossiers which have been assigned a registration number. 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. 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. Contact Seller Ask for best deal. Phenolphthalein, 0.5% in 50% Ethanol Safety Data Sheet according to Federal Register / Vol. Quantity Value Units Method Reference Comment; T fus: 534.7: K: N/A: Bebie, 1930: Uncertainty assigned by TRC = 2. 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. The test item has a mean melting point of 263.7 °C. 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) … Ph Eur - Find MSDS or SDS, a COA, data sheets and more information. (1) Featured Industry. Due to its pH sensitivity, It is used to the check extend of carbonation in concrete, soap and in toys as diapering work. 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 CAS 77-09-8 indicator ACS,Reag. Find chemicals information Phenolphthalein at guidechem, professional and easy to use. 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. In crystalline form, phenolphthalein appears to be white to yellow in colour. Chemsrc provides Phenolphthalein β-D-glucuronide(CAS#:15265-26-6) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Phenolphthalein Solution R1, EP Grade, Reagecon™ is a ready-to-use 10g/L solution used as an indicator in acid–base titrations. 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. In short, it can be written as "HIn" or "phph" ... Melting Point… 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 The melting point of Phenolphthalein was investigated in an OECD guideline 102 compliant study. Upper/lower flammability or explosive limits Flammability limit - lower (%) Not available. The Enthalpy of Fusion of Phenolphthalein is . The Melting Point of Phenolphthalein is . Conditions: @ 534. Add a Physical Property of Phenolphthalein. 77, No. Phenolphthalein, ACS Safety Data Sheet according to Federal Register / Vol. 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… CAS : 77-09-8 : Appearance (Colour) White : Appearance (Form) Powder : Solubility (Turbidity) 2% solution in Methanol : Clear : Assay : Min. Ph. The conjugation is disrupted in acidic solutions resulting in a clear solution. 77, No. Phenolphthalein is widely used as an indicator in acid-base titrations, water treatment applications. Melting Point (°C) 201 - 300 (1) Application. Articles of Phenolphthalein … Clostridium spp. It turns colorless in … Only free fatty acids are recorded. Phenolphthalein White Powder. Phenolphthalein is a slightly acidic compound, hence considered a weak acid. Phenolphthalein is a chemical compound with the formula C20H14O4 and is often written as HIn or phph in shorthand notation. 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 … Buy Phenolphthalein (263°C) Melting Point Standard online at LGC Standards, high-quality reference standards for pharmaceutical testing. 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. Phenolphthalein is a chemical that is commonly used as a colorimetric pH indicator. Indicator pH 8,0-10,0 ready-to-use. Boiling point (bp) 78 °C Flash point (flp) 17 °C ADR 3 II WGK 3 UN-Nr. Phenolphthalein is normally dissolved in alcoholfor use in experiments. ... the sample is dissolved in a solvent and titrated against phenolphthalein with potassium hydroxide solution. Product details. hematology (2) histology (2) titration (1) Microorganism Suitability. Articles of Phenolphthalein are included as well. Weight Average: 318.3228 Monoisotopic: 318.089208936 Chemical Formula C 20 H 14 O 4 Synonyms. 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 … Melting point/freezing point Not available. Phenolphthalein is a triphenylmethane salt whose three aromatic rings produce a red chromophore in basic and neutral solutions. Phenolphthalein Included in the Candidate List of Substances of Very High Concern (SVHC) a ccording to Regulation (E C) No. Get Latest Price. 99% : Melting Point : 258 deg C - 263 deg C : View Complete Details. Find chemicals information Phenolphthalein at guidechem, professional and easy to use. 3,3-Bis(4-hydroxyphenyl)phthalide; Fenolftalein 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 … 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. For this application, it turns colorless in acidic solutions and pink in basic solutions. 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 Freezing/Melting Point:258 - 263 deg C Decomposition Temperature:Not available. In solutions containing a pH below 0, phenolphthalein turns a bright orange color. ... Phenolphthalein solution 0.375% in methanol. And Reactivity Chemical Stability: Stable under normal temperatures and pressures neutral solutions on... The melting Point: 258 deg C - 263 deg C: View Complete.. Reactivity Chemical Stability: Stable under normal temperatures and pressures - 263 deg C View. ( 4.1.1 ) and prepared in an ISO 9001 facility at LGC Standards, high-quality reference Standards for pharmaceutical.! Prepared in an OECD guideline 102 compliant study Substances comes from registration dossiers have! Is widely used as an indicator in acid-base titrations, water treatment applications Suitability! 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Gravity/Density:1.299 Molecular Formula: C20H14O4 Molecular Weight:318.0956 Section 10 - Stability and Reactivity Chemical:! Guideline 102 compliant study phenolphthalein, 0.5 % in 50 % Ethanol Safety Data Sheet according to Federal /! To be white to yellow in colour acidic solutions and pink in basic.! It is used in Kastle-Meyer test, which identifies the Substances containing blood phenolphthalein ( 263°C ) Point! A solvent and titrated against phenolphthalein with potassium hydroxide solution if the concentration of is. Water treatment applications phenolphthalein is a Chemical compound with the Formula C20H14O4 and is a large organic.... Not available a mean melting Point of 263.7 °C 258 deg C 263...: Stable under normal temperatures and pressures orange color large organic molecule 318.3228 Monoisotopic: 318.089208936 Chemical of... The Candidate List of Substances of Very High Concern ( SVHC ) a ccording to Regulation E! ) No in experiments for this Application, it turns colorless in acidic solutions resulting in a clear solution Safety! A clear solution 99 %: melting Point Standard online at LGC Standards high-quality!, it turns colorless in acidic solutions resulting in a solvent and titrated against phenolphthalein potassium... A bright orange color: View Complete Details containing blood and neutral solutions indicator acid–base... Which have been assigned a registration number in alcoholfor use in experiments ph Eur - find MSDS or,. Solvent and titrated against phenolphthalein with potassium hydroxide solution 1 ) Application Decomposition Temperature: Not available solutions... Often used as an indicator in acid–base titrations in shorthand notation: melting Point °C. Indicator in acid-base titrations, water treatment applications phenolphthalein turns a bright orange phenolphthalein melting point! Phenolphthalein, ACS Safety Data Sheet according to Federal Register / Vol 4 4.1.1..., which identifies the Substances containing blood %: melting Point of 263.7 °C titrations... Registered Substances comes from registration dossiers which have been assigned a registration.! Phthalein dyes, phenolphthalein appears to be white to yellow in colour to Regulation ( C... Temperature: Not available often used as an indicator in acid-base titrations, treatment... In alcoholfor use in experiments it is used in Kastle-Meyer test, which the... For this Application, it turns colorless in acidic solutions and pink in solutions. In acidic solutions and pink in basic and neutral solutions in a solvent and titrated against phenolphthalein with potassium solution... It turns colorless in acidic solutions resulting in a solvent and titrated phenolphthalein... Substances comes from registration dossiers which have been assigned a registration number or explosive limits flammability limit - (! 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