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The Phenol coefficient, is now largely of historical interest, although the principles upon which it is based are still used. It is a measure of the bactericidal
Phenol_coefficient
Disinfecting power of a disinfectant
dilution of phenol that kills the organism in the same time under identical conditions. The Rideal–Walker coefficient determines the phenol coefficient utilizing
Rideal–Walker_coefficient
Chemical compound
Phenol formaldehyde resins (PF), also called phenolic resins or phenoplasts, are synthetic polymers obtained by the reaction of phenol or substituted phenol
Phenol_formaldehyde_resin
Antimicrobial agent that inactivates or destroys microbes
Phenol is the standard, and the corresponding rating system is called the "Phenol coefficient". The disinfectant to be tested is compared with phenol
Disinfectant
Chemical compound
quaternary ammonium compound used as antiseptic and disinfectant (phenol coefficient is 20-30). It is highly soluble in water and has properties of cationic
Benzododecinium_bromide
Phenolic lipid
after it was found that they had a coefficient of friction that was less sensitive to temperature changes than phenol-formaldehyde resins. Despite all these
Cardanol
Process in molecular biology
Contamination by phenol, which is commonly used in nucleic acid purification, can significantly throw off quantification estimates. Phenol absorbs with a
Nucleic_acid_quantitation
Chemical compound
wavelength (378 - 382) nm, extinction coefficient > 8000 and at wavelength (298 - 302) nm, the extinction coefficient > 12000. Thymol blue undergoes chemical
Thymol_blue
Soviet made single filter gas mask
Nitrobenzene at a concentration of 5.0 mg / dm³ - at least 40 minutes. Phenol at a concentration of 0.2 mg / dm³ - at least 200 minutes. Furfural at a
GP-7_gas_mask
Family of polymers
34–43 wt.% remained as solid residue. Liquid products contained mainly phenol derivatives (~75 wt.%) and bisphenol (~10 wt.%) also present. Polycarbonate
Polycarbonate
Component of disc brakes
be elevated beyond that of human hearing, they seem exceptionally quiet. Phenol formaldehyde resin is frequently used as a binding agent. Graphite can serve
Brake_pad
Synchronous coefficient of drag alteration (SCODA) is a biotechnology method for purifying, separating and/or concentrating bio-molecules. SCODA has the
Synchronous coefficient of drag alteration
Synchronous_coefficient_of_drag_alteration
Passage of an object through the gases of an atmosphere from outer space
Carbon phenolic is a very effective ablative material, but also has high density which is undesirable. The NASA Galileo Probe used carbon phenolic for its
Atmospheric_entry
occurs when the concentration of substrate (such as glucose, salts, or phenols) exceeds the optimal parameters and reduces the growth rate of the cells
Substrate inhibition in bioreactors
Substrate_inhibition_in_bioreactors
3,4,5-Trihydroxybenzoic acid
trihydroxybenzoic acid with the formula C6H2(OH)3CO2H. It is classified as a phenolic acid. It is found in gallnuts, sumac, witch hazel, tea leaves, oak bark
Gallic_acid
Proteins that transport oxygen throughout the bodies of some invertebrate animals
usually self-assemble.[citation needed] Hemocyanin is homologous to the phenol oxidases (e.g. tyrosinase) since both proteins have histidine residues,
Hemocyanin
Second production series model produced by Trabant (1962-1965)
with body panels made of duroplast, a material made from cotton waste and phenol resins. Instead of a regular grille and a radiator, the Trabant 600 has
Trabant_600
Chemical compound
with a variety of Lewis acids such as the soft acid I2, and the hard acid phenol. It is classified as a hard Lewis base and its ECW model base parameters
Dimethylformamide
Very long-chain polyethylene with high impact strength
a very low coefficient of friction; is self-lubricating (see boundary lubrication); and is highly resistant to abrasion. Its coefficient of friction
Ultra-high-molecular-weight polyethylene
Ultra-high-molecular-weight_polyethylene
effect. Hence the result is that they are EDGs and ortho/para directors. Phenol is an ortho/para director, but in a presence of base, the reaction is more
Electrophilic aromatic directing groups
Electrophilic_aromatic_directing_groups
Ball used in cue sports
played. Various particular ball properties such as hardness, friction coefficient, and resilience are important to accuracy. Early balls were made of various
Billiard_ball
Chemical compound
Below this pH, it is colorless; above, it is blue. The molar extinction coefficient for the blue thymolphthalein dianion is 38,000 M−1 cm−1 at 595 nm. Thymolphthalein
Thymolphthalein
Exchange between amino acids of a protein
by D = 1 − S {\displaystyle D=1-S} , where S is Similarity. Epstein's coefficient of difference is based on the differences in polarity and size between
Amino_acid_replacement
utilized in electronic packaging, primarily consisting of epoxy resin, phenolic compounds, curing agent, fillers, and various additives. To safeguard electronic
Epoxy_molding_compounds
Class of chemical compounds; esters of parahydroxybenzoic acid
4-Hydroxybenzoic Acid Esters (Parabens) and Their Aerobic Transformation into Phenol by the Resistant Enterobacter cloacae Strain EM". Applied and Environmental
Paraben
List of human-made polymers
dishes, CD case, plastic cutlery Polytetrafluoroethylene PTFE Very low coefficient of friction, excellent dielectric properties, chemically inert Low friction
List_of_synthetic_polymers
used on heating and hot-water systems. Pipe insulation made from rigid Phenolic, PIR, or PUR foam insulation is common in some countries. Rigid-foam insulation
Pipe_insulation
Passive electrical component providing electrical resistance
not a resistor technology; it is an electronic circuit topology. Cermet Phenolic Tantalum Water resistor A resistor may have one or more fixed tapping points
List_of_resistors
Organosulfur insecticide
its use as an agricultural pesticide was still legal. Diafenthiuron is an phenol ether of molecular weight 384.6 g/mole and containing two 6-carbon rings
Diafenthiuron
Technique used for wastewater treatment
authors list (link) Comninellis, Ch.; Nerini, A. (1995). "Anodic oxidation of phenol in the presence of NaCl for wastewater treatment". Journal of Applied Electrochemistry
Electro-oxidation
Description of a molecule's true bond structure as a combination of structures
from the squares of the weighting coefficient ci on atom Ci. Charge qi ≈ c2 i. The reason for squaring the coefficient is that if an electron is described
Resonance_(chemistry)
Natural or synthetic substance that is significantly longer than it is wide
process. These fibers are made from: polyamide nylon PET or PBT polyester phenol-formaldehyde (PF) polyvinyl chloride fiber (PVC) vinyon polyolefins (PP
Fiber
Techniques used to study nucleic acids
and RNA. DNA extraction Phenol–chloroform extraction Minicolumn purification RNA extraction Boom method Synchronous coefficient of drag alteration (SCODA)
Nucleic_acid_methods
Type of vinyl flooring
Covering Institute. However, it still emits volatile organic compounds such as phenol; ventilation may not appreciably lower concentrations. Manufacture of polyvinyl
Sheet_vinyl_flooring
Chemical compound
6-di-tert-pentylphenol) is a chemical compound that belongs to the phenolic benzotriazoles. It is a UV filter that is used as an UV-absorber for plastics
UV-328
Thermoplastic fluoropolymer
strong piezoelectricity was observed in PVDF, with the piezoelectric coefficient of poled (placed under a strong electric field to induce a net dipole
Polyvinylidene_fluoride
Passive electronic component providing electrical resistance
distinct from the reversible change in resistance due to its temperature coefficient when it warms. Excessive power dissipation may raise the temperature
Resistor
Composite material filled with low-density spheres
for their lightweight composites made of hollow phenolic microspheres bonded to a matrix of phenolic, epoxy, or polyester. These materials were developed
Syntactic_foam
Species of marine plant
natural products have been reported from P. oceanica, including natural phenols, phenylmethane derivatives, phenylethane derivatives, phenylpropane derivatives
Posidonia_oceanica
Substance that lowers surface tension
Two major surfactants, linear alkylbenzene sulfonates (LAS) and the alkyl phenol ethoxylates (APE) break down under aerobic conditions found in sewage treatment
Surfactant
Effects of impregnates phenol resin at 800 °C were also investigated. Results showed that Young's modulus increased with phenol resin impregnation (Figure
Porous_carbon
Fibrous material from trees or other plants
anti-proliferative and anti-oxidant. Phenolic compounds are especially found in the hardwood and the bark. The most well-known wood phenolic constituents are stilbenes
Wood
First production series model produced by Trabant (1957-1962)
with body panels made of duroplast, a material made from cotton waste and phenol resins. Instead of a regular grille and a radiator, the Trabant P 50 has
Trabant_P_50
Type of synthetic rubber
but is also accomplished with peroxides (for better heat resistance) or phenolic resins. High-energy radiation, such as from electron beams, is sometimes
EPDM_rubber
Reduction in vehicle stopping power
to "cure" (cross-link) the phenolic resin thermoset polymers: There is no melting of the binding resins, because phenolic resins are thermoset, not thermoplastic
Brake_fade
Fiber created from high purity quartz crystals
thermal resistance than S-glass or E-glass. Quartz fiber also has a low coefficient of thermal expansion. Since quartz fiber is expensive, it has limited
Quartz_fiber
Device for reducing aerodynamic drag
mainly used to decrease the air underneath the vehicle to reduce the drag coefficient and lift. Sports cars are most commonly seen with front and rear spoilers
Spoiler_(car)
Chemical compound
to result in the carbamate, which binds to the cholinesterase, and the phenol. Methiocarb (3) is synthesised by Bayer from 4-methylthio-3,5-xylenol (1)
Methiocarb
Composite material made from wood
OSB and plywood manufacturers use phenol-formaldehyde (PF) because phenol is a much more effective additive. Phenol forms a water-resistant bond with
Engineered_wood
Method of analyzing electrochemical reactions
the second anodic peak represents phenolic acids. Using the graph produced by cyclic voltammetry, the total phenolic and flavonoid content can be deduced
Cyclic_voltammetry
Psychoactive component of cannabis
adipose tissue (fat). THC, as well as other cannabinoids that contain a phenol group, possess mild antioxidant activity sufficient to protect neurons against
Tetrahydrocannabinol
C2HCl3, widely used industrial solvent
0.5% concentrations. Trichloroethylene has a blood/gas coefficient of 9, oil/gas coefficient of 714, and a minimum alveolar concentration of 0.23% in
Trichloroethylene
Chemical element with atomic number 8 (O)
acetate, DMF, DMSO, acetic acid, and formic acid. Acetone ((CH 3) 2CO) and phenol (C 6H 5OH) are used as feeder materials in the synthesis of many different
Oxygen
Chemical compound
bright blue with a maximum at 595 nm. At pH 7 the dye has an extinction coefficient of 43,000 M−1 cm−1. The different colours are a result of the different
Coomassie_brilliant_blue
Inhalational anesthetic
(MAC) of 1.15 vol %. The blood/gas partition coefficient is 1.4, and the oil/gas partition coefficient is 98.[citation needed] Its vapor pressure at
Isoflurane
Chemical compound
characterize the coefficient of friction and shear strength of MoS2 in various atmospheres. The shear strength of MoS2 increases as the coefficient of friction
Molybdenum_disulfide
Substance composed of macromolecules with repeating structural units
polyethylene, polypropylene, polystyrene, polyvinyl chloride, synthetic rubber, phenol formaldehyde resin (or Bakelite), neoprene, nylon, polyacrylonitrile, PVB
Polymer
Tricyclic antidepressant
Amitriptyline is a highly lipophilic molecule having an octanol-water partition coefficient (pH 7.4) of 3.0, while the log P of the free base was reported as 4.92
Amitriptyline
Drop in freezing temperature of a solvent due to the addition of solute
Seshadri (2007). "Correlation and Prediction of Activity and Osmotic Coefficients of Aqueous Electrolytes at 298.15 K by the Modified TCPC Model". Journal
Freezing-point_depression
Measure of how well an object, per unit of area, resists conductive flow of heat
February 2018 "Foams". www.isover.com. "European phenolic foam association: Properties of phenolic foam". Archived from the original on 2016-05-23. "Indicators
R-value_(insulation)
Measure of an acid's strength in solution
acid because of the keto–enol equilibrium. In aromatic compounds, such as phenol, which have an OH substituent, conjugation with the aromatic ring as a whole
Acid_dissociation_constant
Inhalational anesthesia medication
age group. Desflurane has a blood-to-gas partition coefficient of 0.42, with a blood-to-gas coefficient of 0.47. Emergence from desflurane after an hour
Desflurane
Protein that exhibits bright green fluorescence when exposed to ultraviolet light
substitution, which causes the chromophore to form with an indole rather than phenol component. Several additional compensatory mutations in the surrounding
Green_fluorescent_protein
Volatile anaesthesia medication
pressure (mmHg at 20 °C) 22.5 Partition coefficient (Blood:Gas) 12 Partition coefficient (Oil:Gas) 950 Partition coefficient (Oil:Water) 400 Specific gravity
Methoxyflurane
Model of chemical adsorption
K.; Wu, W.; Jing, Q & Zhu, L. (2008). "Aqueous adsorption of aniline, phenol, and their substitutes by multi-walled carbon nanotubes". Environmental
Polanyi_potential_theory
Board to support and connect electronic components
soldering. Often encountered materials: FR-2, phenolic paper or phenolic cotton paper, paper impregnated with a phenol formaldehyde resin. Common in consumer
Printed_circuit_board
Nonlinear optical process
first molecular orientation measurement showed that the hydroxyl group of phenol pointed downwards into the water at the air-water interface (as expected
Second-harmonic_generation
119:1977 Plastics — Phenol-formaldehyde mouldings — Determination of free phenols — Iodometric method ISO 120:1977 Plastics — Phenol-formaldehyde mouldings
List_of_ISO_standards_1–1999
Simplest diazo compound and methylating agent
ether and used as such. It converts carboxylic acids to methyl esters and phenols into their methyl ethers. The reaction is thought to proceed via proton
Diazomethane
Colourless non-flammable greenhouse gas
has a minimum alveolar concentration of 105% and a blood/gas partition coefficient of 0.46. The use of nitrous oxide in anaesthesia can increase the risk
Nitrous_oxide
Movement of an organism or entity in response to a chemical stimulus
highest concentration of food molecules, or to flee from poisons (e.g., phenol). In multicellular organisms, chemotaxis is critical to early development
Chemotaxis
Chemical element with atomic number 83 (Bi)
heterostructured photocatalyst for the degradation of methyl orange and phenol". Reaction Kinetics, Mechanisms and Catalysis. 138 (3): 1797–1811. doi:10
Bismuth
General anaesthetic
minimum alveolar concentration (MAC) of 0.74%. Its blood/gas partition coefficient of 2.4 makes it an agent with moderate induction and recovery time. It
Halothane
Flowering plant in the St John's wort family
plasma concentration in mM log P {\displaystyle \log {P}} Partition coefficient. PSA Polar surface area of the molecule in question in square angstroms
Hypericum_perforatum
Edible chemical compound
chemical polarity such as those found in carboxylic acid, aldehyde, and phenol chemical classes. Many compounds together are responsible for the flavor
Liquid_smoke
Type of polymerization reaction mechanism
Baekeland in 1907, through a typical step-growth polymerization fashion of phenol and formaldehyde. The pioneer of synthetic polymer science, Wallace Carothers
Step-growth_polymerization
Chemical element with atomic number 25 (Mn)
"Resurgence of Organomanganese(I) Chemistry. Bidentate Manganese(I) Phosphine–Phenol(ate) Complexes". Inorganic Chemistry. 58 (16): 10527–10535. doi:10.1021/acs
Manganese
Collection of microscopic DNA spots attached to a solid surface
RNA is isolated (both nuclear and cytoplasmic) by guanidinium thiocyanate-phenol-chloroform extraction (e.g. Trizol) which isolates most RNA (whereas column
DNA_microarray
Chinese green tea
"Kinetics and equilibria of tea infusion. IX: The rates and temperature coefficients of caffeine extraction from green Chun Mee and black Assam Bukial teas"
Chun_Mee
State of matter
composite material made from graphite rayon cloth and impregnated with a phenolic resin. After curing at high temperature in an autoclave, the laminate is
Solid
Pharmaceutical compound
#: [2176-16-1]. Ref: (20,26). [...] (20) The octanol-water partition coefficient served as a predictor of human psychedelic potency (Nichols et al., 1977)
Benzscaline
Chemical compound
significantly above 300 °C. LiH reacts slowly with higher alcohols and phenols, but vigorously with lower alcohols. LiH reacts with sulfur dioxide to
Lithium_hydride
at absorbing hydrophobic pollutants with an octanol-water partition coefficient (Kow) ranging from 4-8. As the global emission of bioconcentratable persistent
Polar organic chemical integrative sampler
Polar_organic_chemical_integrative_sampler
Mechanism to constrain relative movement to the desired motion and reduce friction
identified the metallurgy of the commonly used 100Cr6 (AISI 52100), showing coefficient of friction as a function of pressure. Designed in 1968 and later patented
Bearing_(mechanical)
Extremely small diamonds used for their thermal, mechanical and optoelectronic properties
shows that the surface consists mainly of carbons, with high amounts of phenols, pyrones, and sulfonic acid, as well as carboxylic acid groups, hydroxyl
Nanodiamond
Plant secondary metabolite
vinegar. Catechins are found in barley grain, where they are the main phenolic compound responsible for dough discoloration. The taste associated with
Catechin
Chemical compound
The reason for the second step is due to the formation of the by-product phenol and water in the first step creating voluminous foam, which leads to the
Polybenzimidazole
Thermodynamic model
methods like UNIFAC, which estimate mixture properties like activity coefficients, use both simple additive group parameters and group-interaction parameters
Joback_method
Portion of plant-derived food that cannot be completely digested
in the unstirred layer may alter the viscosity and solute diffusion coefficient. Adding viscous polysaccharides to carbohydrate meals can reduce post-prandial
Dietary_fiber
carbolic acid (phenol). He instructed the hospital staff to wear gloves and wash their hands, instruments, and dressings with a phenol solution and in
Mathematics, science, technology and engineering of the Victorian era
Mathematics,_science,_technology_and_engineering_of_the_Victorian_era
Chemical compound found in some species of mushrooms
mushrooms bruise blue when handled or damaged due to the oxidization of phenolic compounds, this reaction is not a definitive method of identification or
Psilocybin
Simple journal bearing
used. Recent developments in composites have seen polyester resin and phenolic resin composites such as Feroform, ACM, Maritex and Orkot being used as
Stave_bearing
Obsolete anaesthetic
Boiling point at 1 atm 56.5 °C MAC 1.68 Vapor pressure at 20 °C 22.9 kPa (172 mm Hg) Blood:gas partition coefficient 1.9 Oil:gas partition coefficient 98
Enflurane
Passive two-terminal electrical component that stores energy in its magnetic field
made in molded cases resembling resistors. These may be either plain (phenolic) core or ferrite core. An ohmmeter readily distinguishes them from similar-sized
Inductor
Inhalational anaesthetic
only half as soluble as isoflurane in blood, the tissue blood partition coefficients of isoflurane and sevoflurane are quite similar. For example, in the
Sevoflurane
Benzodiazepine sedative
Diazepam is moderately lipophilic with LogP (Octanol-Water Partition Coefficient) value of 2,82 and hydrophilic with a TPSA (Topological Polar Surface
Diazepam
Ring molecules with several ether (–O–) groups
ligand that could partially envelop the cation and, by ionization of the phenolic hydroxyls, neutralize the bound dication. He was surprised to isolate a
Crown_ether
Chemical element with atomic number 4 (Be)
conductivity (216 W·m−1·K−1). Beryllium's conductivity and relatively low coefficient of linear thermal expansion (11.4×10−6 K−1) make it uniquely stable under
Beryllium
Organic compounds containing amine and carboxylic groups
stereochemical specification is (2S,3R)-L-threonine. Because of the presence of phenolic hydroxyl group with a pKa = ~10, tyrosine is best classified as a neutral
Amino_acid
Drug used to treat respiratory diseases
soluble in 0.1N NaOH and absorbs maximally at 277 nm with an extinction coefficient of 10,200 (cm−1 M−1). The characteristic signals, distinguishing theophylline
Theophylline
PHENOL COEFFICIENT
PHENOL COEFFICIENT
Boy/Male
Hindu, Indian, Kannada, Marathi, Telugu
Foamy
Girl/Female
Hindu, Indian
God of Beauty and Wealth
Boy/Male
Hindu
Foamy
Girl/Female
Tamil
Surname or Lastname
English
English : metonymic occupational name for a grower or seller of fennel (Old English finugle, fenol, from Late Latin fenuculum). Fennel was widely used in the Middle Ages as a herb for seasoning. The surname may also have been a topographic name for someone who lived near a place where the herb grew or was grown.English : Reaney also identifies this as a derivative of Fitz Neal ‘son of Neal’, citing as an example Fennells Wood, a place name recorded in 1391 as Fenelgrove and named for a Robert FitzNeel (1283).Irish : reduced Anglicized form of Gaelic Ó Fionnghail ‘descendant of Fionnghal’, a personal name composed of the elements fionn ‘fair’, ‘white’ + gal ‘valor’.
Girl/Female
Australian, German
Dove
Boy/Male
British, English
King
Girl/Female
Hindu
Dove of peace
Girl/Female
Indian
Boy/Male
Tamil
Foamy
Male
Arthurian
, (Sir), a knight of the King of North Wales.
Girl/Female
Tamil
Dove of peace
Girl/Female
Gujarati, Hindu, Indian
Twinkling
Boy/Male
Gujarati, Hindu, Indian
Foamy; Love with All
Boy/Male
Tamil
Foamy
Girl/Female
Australian, Hindu, Indian
Dove of Peace; One who Knows Everything
PHENOL COEFFICIENT
PHENOL COEFFICIENT
Boy/Male
American, Australian, Nigerian
Strength; Power of God
Surname or Lastname
English, Scottish, and French
English, Scottish, and French : nickname for a brave or
foolhardy man, from Old French, Middle English hardi ‘bold’,
‘courageous’ (of Germanic origin; compare Hard 1).Irish : in addition to being an importation of the English name,
this is also found as an Anglicized form (by partial translation) of
Gaelic Mac Giolla Deacair ‘son of the hard lad’.Scottish : variant spelling of Hardie 2.Bearers of the surname Hardy from Anjou and Normandy, France, are documented
in Quebec City in 1669. The secondary surnames Châtillon,
Girl/Female
Arabic, Muslim
Slave Girl; Servant
Surname or Lastname
English
English : variant of Raine 1 and 2.French : variant of Raine 3.
Female
Russian
(ÐполлинаÌриÑ) Feminine form of Russian Apollonii, APOLLINARIYA means "of Apollo."
Girl/Female
German, Gujarati, Hindu, Indian, Kannada, Marathi, Sanskrit, Tamil, Telugu, Turkish
Lord Vishnu; Beloved by Indra; Wonderful
Surname or Lastname
English
English : habitational name from a minor place in the West Midlands called Moxley.
Boy/Male
Hindu
The best, Ultimate, Another name for Vishnu, Foremost, First, Perfection, Best of all
Boy/Male
Muslim
Girl/Female
Tamil
Name of a Raga
PHENOL COEFFICIENT
PHENOL COEFFICIENT
PHENOL COEFFICIENT
PHENOL COEFFICIENT
PHENOL COEFFICIENT
n.
Hydroxy benzene. Same as Phenol.
n.
Any one of the series of hydroxyl derivatives of which phenol proper is the type.
n.
A hydrocarbon radical (C6H5) regarded as the essential residue of benzene, and the basis of an immense number of aromatic derivatives.
n.
A South American butterfly (Ithonia phono) having nearly transparent wings.
n.
Hydroxy quinoline; a phenol derivative of quinoline, -- called also carbostyril.
pl.
of Phenix
a.
Full; complete; as, a plenal view or act.
a.
Of, pertaining to, derived from, or resembling, phenyl or phenol.
n.
Any one of a series of hydroxyl derivatives of naphthalene, analogous to phenol. In general they are crystalline substances with a phenol (carbolic) odor.
n.
A white or pinkish crystalline substance, C6H5OH, produced by the destructive distillation of many organic bodies, as wood, coal, etc., and obtained from the heavy oil from coal tar.
n.
A compound of phenol analogous to a salt.
a.
Pertaining to, derived from, or containing, phenyl.
a.
Pertaining to, or designating, an acid derived from coal tar and other sources; as, carbolic acid (called also phenic acid, and phenol). See Phenol.
n.
A colorless mobile liquid, C6H5.SH, of an offensive odor, and analogous to phenol; -- called also phenyl sulphydrate.
n.
The ethyl ether of phenol, obtained as an aromatic liquid, C6H5.O.C2H5.
a.
Inflicted as punishment; used as a means of punishment; as, a penal colony or settlement.
a.
Enacting or threatening punishment; as, a penal statue; the penal code.
a.
Of or relating to the voice; as, phonal structure.
n.
A white crystalline substance consisting of phenol salicylate.
n.
One of a series of artificial organic dyes made as condensation products of the phenols with phthalic acid, and well represented by phenol phthalein. Their alkaline solutions are fluorescent.