47742
Folin-Denis′ reagent
for the determination of phenols
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About This Item
quality
for the determination of phenols
specific analyte(s)
phenol
technique(s)
photometry: suitable
refractive index
n20/D 1.352
application(s)
food and beverages
general analytical
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General description
Folin-Denis′ reagent can be prepared by mixing mixture of sodium tungstate and (phospho)molybdic acid in phosphoric acid. This reagent is generally used in determination of phenolics in urine.
Folin-Denis′ reagent has been used for the determination of total phenolic compounds present in the peanut hulls spectrophotometrically.
Application
Folin-Denis′ reagent has been used in the determination of total phenolics in the fruits of Silybum marianum using spectrophotometry technique.
Signal Word
Warning
Hazard Statements
Precautionary Statements
Hazard Classifications
Eye Irrit. 2 - Met. Corr. 1 - Skin Irrit. 2
Storage Class Code
8B - Non-combustible corrosive hazardous materials
WGK
WGK 2
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
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Consumption of legumes has become popular among health-conscious consumers due to the high levels of nutrients such as proteins, dietary fibres, minerals, vitamins and micronutrients like polyphenols. Ten legumes cultivars organically and conventionally grown were compared regarding their chemical profiles
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Silybum marianum (L.) Gaertn (Asteraceae) is a valuable medicinal plant utilized for silymarin production. However, only fragmentary and contradictory information about silymarin localization within S. marianum fruit are available. In this work, a twofold research approach was adopted in order
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