P.A.R. 0.1% in Methanol

Available pack size: 100mL, 500mL, 1L

P.A.R. 0.1% in Methanol, Buy now Ready to use Indicator solution for reliable and Reproducible results from Tristains indicators.

P.A.R. is a orange red to brown colored powder. Its chemical formula is C11H8N3NaO2.H2O. P.A.R. (4-(2-Pyridylazo)resorcinol) is an organic compound used as a chelating agent and an indicator in analytical chemistry. A 0.1% solution of P.A.R. in methanol is prepared by dissolving 0.1 grams of P.A.R. in 100 milliliters of methanol. The solution typically appears as an orange to red liquid, depending on the concentration and conditions. A 0.1% P.A.R. solution in methanol is a valuable reagent in analytical chemistry, offering high sensitivity, distinct color change, and versatility for various titration, spectrophotometric, and chromatographic analyses involving metal ions.

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Application :

P.A.R. 0.1% in methanol is widely used as an indicator in complexometric titrations involving metal ions such as zinc, copper, cobalt, nickel, and others.
It is utilized in spectrophotometric methods due to its significant color change upon binding with metal ions.
It can be used as a detection reagent in chromatography, assisting in the identification and quantification of metal ions separated during the process.