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Sodium Ascorbate | E301
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Description
SODIUM ASCORBATE
Other names: Sodium salt of L-ascorbic acid, sodium ascorbate, antioxidant, reducing agent
CAS Number: 134-03-2
Chemical Formula: C₆H₇NaO₆
Molar Mass: 198.11 g/mol
Appearance: White to slightly yellowish solid, powder or fine crystals
Sodium ascorbate is the sodium salt of L-ascorbic acid. The product is most commonly supplied as a white to slightly yellowish powder and is readily soluble in water. It is characterized by reducing and antioxidant properties, which makes it suitable as a reagent, a component of technical formulations and an auxiliary substance in processes requiring protection against oxidation.
Chemical and Physical Properties
Form: Solid, powder or fine crystals
Color: White to slightly yellowish
Odor: Odorless or slightly characteristic
Solubility in Water: Readily soluble
Solubility in Organic Solvents: Limited
Chemical Character: Sodium salt of ascorbic acid
Properties: Antioxidant, reducing agent
pH of Aqueous Solution: Usually slightly acidic to neutral
Stability: Stable under dry conditions, sensitive to moisture, light and prolonged exposure to air
Applications
Antioxidant: Used as a substance that helps limit oxidation processes in selected technical formulations and mixtures.
Reducing Agent: Applied to protect oxidation-sensitive components in laboratory and technical processes.
Laboratory Use: Used as a reducing reagent, solution component and auxiliary material in chemical procedures.
Technical Formulations: May be used as a component of mixtures requiring a compound with antioxidant properties.
Source of Ascorbate: Provides ascorbate ions in a readily soluble sodium salt form.
Handling and Storage
Store in a tightly closed container in a dry, cool and well-ventilated place. Protect from moisture, light, heat and prolonged exposure to air. Close the container tightly after use to reduce caking, oxidation and loss of product quality. Keep away from strong oxidizing agents and chemically incompatible substances.
Intended Use
This product is intended exclusively for laboratory, technical, analytical and industrial applications. It is not intended for consumption, supplementation, medical, pharmaceutical, cosmetic or similar consumer use.