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134 Pancharatna Char Rasta G I D C,Vapi,Gujarat,India India
4-Nitrophenol is a phenolic compound that has a nitro group at the opposite position of hydroxy group on the benzene ring.
Alizarine Yellow R is a yellow colored azo dye made by the diazo coupling reaction. It usually comes as a sodium salt. In its pure form it is a rust-c
Anthocyanidins are common plant pigments. They are the sugar-free counterparts of anthocyanins based on the flavylium ion or 2-phenylchromenylium, whi
Anthoxanthins are a type of flavonoid pigments in plants. Anthoxanthins are water-soluble pigments which range in color from white or colorless to a c
Aurin sometimes named rosolic acid or corallin is an organic compound, forming yellowish or deep-red crystals with greenish metallic luster. It is pra
The indicator is used in photosynthesis and respiration experiments to find out whether carbon dioxide is being liberated. It is also used to test the
Bromocresol Green (BCG) is a dye of the triphenylmethane family (triarylmethane dyes), which is used as a pH indicator and as a tracking dye for DNA a
Besides its primary function as an indicator, Bromocresol Purple is used in medical laboratories to measure albumin, and as an addition to acid stop b
Bromophenol blue (3',3",5',5"-tetrabromophenolsulfonphthalein) is used as an acid-base indicator, a color marker and a dye.
Bromothymol blue (also known as bromothymol sulfone phthalein, Bromthymol Blue, and BTB) is a chemical indicator for weak acids and bases.
Chlorophenol red is an indicator dye that changes color from yellow to violet in the pH range 4.8 to 6.7. The lambda max is at 572 nm.
Chrysoine resorcinol is a synthetic azo dye which was formerly used as a food additive.[citation needed] In Europe, it was banned as a food additive i
It has a strong, though apparently non-covalent affinity to cellulose fibers. However, the use of congo red in the cellulose industries (cotton textil
Cresol Red (full name: o-Cresolsulfonephthalein) is a triarylmethane dye frequently used for monitoring the pH in aquaria.
The name "gentian violet" was originally used for a mixture of methyl pararosaniline dyes (methyl violet) but is now often considered a synony
Erythrolitmin is the active ingredient extracted from the Litmus lichen, used in chemistry as a pH indicator. The erythrolitmin molecule is related to
Indigo carmine, or 5,5'-indigodisulfonic acid sodium salt, also known as indigotine or FD&C Blue #2 is a pH indicator with the chemical formula C1
It is often absorbed onto filter paper to produce one of the oldest forms of pH indicator, used to test materials for acidity. Blue litmus paper turns
Malachite green is traditionally used as a dye for materials such as silk, leather, and paper. Although called malachite green, the compound is not re
It is often used in titrations because of its clear and distinct colour change. Because it changes colour at the pH of a mid-strength acid, it is usua
Methyl red, also called C.I. Acid Red 2, is an indicator dye that turns red in acidic solutions. It is an azo dye, and is a dark red crystalline powde
Methyl violet is a family of organic compounds that are mainly used as dyes. Depending on the amount of attached methyl groups, the color of the dye c
In aqueous solution at low pH, methyl yellow appears red. Between pH 2.9 and 4.0, methyl yellow undergoes a transition, to become yellow above pH 4.0.
-Naphtholphthalein (C28H18O4) is a pH indicator with a visual transition from colorless/reddish to greenish/blue at pH 7.38.7.
Neutral red can be used as a vital stain, to stain living cells. It is used to stain cell cultures for plate titration of viruses.
Nitrazine or phenaphthazine is a pH indicator dye often used in medicine. More sensitive than litmus, nitrazine indicates pH in the range of 4.5 to 7.
Orcein is approved as a food dye, with E number E121. Its CAS number is [1400-62-0]. Its chemical formula is C28H24N2O7. It forms dark brown crystals.
Phenol red (also known as phenolsulfonphthalein or PSP) is a pH indicator that is frequently used in cell biology laboratories.
If the concentration of indicator is particularly strong, it can appear purple. In strongly basic solutions, phenolphthalein's pink color undergoe
When added to foods sold in Europe, it is denoted by E Number E110.[2] Although there are reports it can induce an allergic reaction, this is not conf
Thymol blue (thymolsulphonephthalein) is a brownish-green or reddish-brown crystalline powder that is used as a pH indicator. It is insoluble in water
Thymolphthalein is an acid-base (pH) indicator. Its transition range is at approximately pH 9.3-10.5. Below this pH, it is colorless; above this pH, i
It is a pH indicator composed of a solution of several compounds that exhibits several smooth colour changes over a pH value range from 1-14 to indica
Persona de contacto Mr. Kamlesh Singh
Dirección 134 Pancharatna Char Rasta G I D C, Vapi, Gujarat
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