Phenol Red Molecular Weight

Jan 06, 2018  · Phenol and toluene have almost same molecular weight. Both have similar shape which means that intermolecular attraction due to van der waal’s dispersion force is going to be same. But phenol do have intermolecular hydrogen bonding between the mol.

Phenol red is a chemical compound that changes color depending on the pH of the chemical environment, and so it is typically used as a pH indicator (Klein, 2012). Hemoglobin has a molecular weight of 64,500Da while phenol red has a molecular weight of 354.38Da (de Jong et al., 2015).

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Phenol red was used by Leonard Rowntree and John Geraghty in the phenolsulfonphthalein test to estimate the overall blood flow through the kidney in 1911. It was the first test of kidney function and was used for almost a century but is now obsolete. The test is based on the fact that phenol red is excreted almost entirely in the urine.

Description: Phenol red is an acid-base indicator. It is made by condensing two moles of phenol with one mole of o-sulfobenzoic acid anhydride. It is made by condensing two moles of phenol with one mole of o-sulfobenzoic acid anhydride.

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Phenol red, which has a molecular weight well below the fractionation range of the G-75 stationary phase, has a retention volume of 35 mL and took a very long time to elute through. Perhaps the numerical value of the retention volume can be found by creating a.

Phenol is a white crystalline mass which turns red or pink if exposed to air or light. It has a burning taste and a distinct aromatic, acrid odor. It is very soluble in liquid sulfur dioxide, acetic acid, carbon tetrachloride and alcohol, and soluble in chloroform, ether, glycerol, petrolatum, carbon disulfide, volatile and fixed oils, aqueous alkali hydroxides, and acetone.

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For example, phenol (molecular weight [MW] 94, boiling point [bp] 182 °C [359.6 °F]) has a boiling point more than 70 degrees higher than that of toluene (C 6 H 5 CH 3; MW 92, bp 111 °C [231.8 °F]).

phenol red, psp, phenolsulfonphthalein, pH indicator Features Synonym: Phenolsulfonphthalein CAS#: 143-74-8 Molecular Formula: C19H14O5S Molecular Weight: 354.38 menu

-molecular size and polarity of pigments matter. -as the acidity increases the Phenol Red slowly turns yellow. bio lab chp4. 48 terms. Ch. 4 Photosynthesis. 38 terms. Bio exercise ch. 13. 36 terms. Lab 8. OTHER SETS BY THIS CREATOR. 2 terms. connect key overview. 24 terms. connectkey-.

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repeatedly with low-molecular-weight polyethylene glycol (PEG 300 or PEG 400). Treatment should be continued until there is no detectable odor of phenol. If PEG is not available, a gycerine solution can be used instead. If neither of these are available, irrigation with a source of high-density drenching water (such as an emergency shower)

Visit ChemicalBook To find more Styrenated phenol(61788-44-1) information like chemical properties,Structure,melting point,boiling point,density,molecular formula,molecular weight, physical properties,toxicity information,customs codes. You can also browse global suppliers,vendor,prices,Price,manufacturers of Styrenated phenol(61788-44-1).

Molecular Weight: 376.36 Molecular Formula: C19H13NaO5S CAS No.: 34487-61-1 Synonym: Phenolsulfonephthalein sodium salt Phenol red is used as a pH indicator since its color exhibits a gradual change from yellow to red over a pH range of 6.8 to 8.2. Phenol red solution is widely used in cell culture for monitoring pH changes.

repeatedly with low-molecular-weight polyethylene glycol (PEG 300 or PEG 400). Treatment should be continued until there is no detectable odor of phenol. If PEG is not available, a gycerine solution can be used instead. If neither of these are available, irrigation with a source of high-density drenching water (such as an emergency shower)

brownish liquid with a phenol-like odour Oxford University Chemical Safety Data (No longer updated) More details: colourless to light yellow liquid Oxford University Chemical Safety Data (No longer updated) More details: Colourless to pale brown crystals Food and Agriculture Organization of.

Molecular Formula : C19H14O5S Molecular Weight : 354.38 Storage : Room Temperature Shelf Life : 60 Months

One molecule of phenol red is bound extremely tightly (association constant = 1.1 × 105). An additional six molecules of phenol red per molecule of bovine albumin (association constant = 1.2 × 103) are bound at high concentrations of indicator.