Sale!

1,1-Diphenyl-2-Picrylhydrazyl (DPPH) Reagent | Antioxidant Assay

$ 98.53

1,1-Diphenyl-2-Picrylhydrazyl (DPPH) is a widely used stable free-radical reagent for the quantitative evaluation of antioxidant activity. It is commonly applied in the DPPH radical scavenging assay, where antioxidants reduce the deep violet color of DPPH to a pale yellow form, enabling easy spectrophotometric measurement. Bright Scientific offers high-purity DPPH reagent that ensures accurate, reproducible, and reliable results. It is suitable for routine laboratory analysis as well as advanced research applications in pharmaceutical, food, and life science laboratories. Key Features High-purity laboratory and research-grade reagent Stable free-radical compound with excellent shelf stability Provides consistent and reproducible assay results Easy to dissolve in common organic solvents Suitable for academic, research, and industrial laboratories Applications Antioxidant activity determination DPPH free-radical scavenging assay Pharmaceutical research and formulation studies Food, nutraceutical, and natural product analysis Biochemistry and life science research Quality control and academic laboratory experiments Chemical Information Chemical Name: 1,1-Diphenyl-2-Picrylhydrazyl Common Name: DPPH Molecular Formula: C₁₈H₁₂N₅O₆ Molecular Weight: ~394.32 g/mol Appearance: Dark violet crystalline powder Solubility: Soluble in methanol, ethanol, and organic solvents Grade: Laboratory / Research Grade Storage & Handling Store in a cool, dry, and well-ventilated place Keep container tightly closed when not in use Protect from light and moisture For laboratory use only; handle using standard safety precautions Why Buy from Bright Scientific? Bright Scientific supplies quality-tested laboratory chemicals that meet international research and analytical standards. Our DPPH reagent delivers reliable performance, consistent purity, and excellent value for research and routine laboratory use. Appearance Black powder to crystal Purity(HPLC) min. 97.0 area% Properties (reference) Melting Point 139 °C Maximum Absorption Wavelength 515(MeOH) nm

Categories: Accesorios Para Mascotas, Fl Studio,

Get the DNA Water Purifier with the DNA Sparkler Sparkling Silver and a DNA CO2 Cylinder.

DNA Water Purifier

The DNA Water Purifier is a countertop Water Purifier requiring no installation and featuring 4-Stage Water Purification including Filtration via Reverse Osmosis, as well as 5 different temperature settings from ambient temperature up to 95°C, therefore producing instant hot water on demand. It is completely portable, looks great on your counter, measures the TDS of water prior to as well as after purification and indicates when water filter cartridges need replacing. Safer than Tap Water and Bottled Water because all contaminants have been removed from Tap Water and Free of harmful Micro Plastics and Nano Plastics found in Bottled Water.

DNA Sparkler

The DNA Sparkler is a one-of-a-kind Sparkling Water and Beverage Carbonator. With its modern design and premium finish, the DNA Sparkler will sit perfectly in your kitchen, allowing you to carbonate any beverage in style. Get creative and carbonate your own beverages, from making soda water, fruit infusions, juices, hard and soft seltzers, cordials, cocktails, mocktails, and more. Alternatively, you can simply recarbonate a ‘flat’ soda with the easy-to-use carbonator. The Smart Injector Nozzle maximizes the infusion of CO2 into the bottle, preventing the loss of fizz and enhancing the taste of every beverage. The DNA Sparkler is compatible with all major brands of 60L CO2 cylinders.

DNA Sparkler CO2 Cylinder

The DNA Sparkler CO2 Gas Cylinder is filled with 400g of food-grade CO2 and can be conveniently refilled. Specifically designed for use with the DNA Sparkler, this cylinder can make up 60 litres of carbonation. Send your empty cylinder back to us and we will give you R140 rand back for your next refill. We will arrange for the collection of the CO2 Cylinder at your home when you order your refill through our website. Please note that the Courier will occasionally send 2 separate drivers, one to collect the empty cylinders and another to deliver the refills, and this may happen at different times or days. This is completely normal even though it may seem odd – they know what they are doing.