Product:  Citrate

Description: CAS: 77-92-9; ascorbic acid; ascorbic acid

Category:  Excipients

In-stock:  In Stock

Payment Method:  T/T, L/C

Shipping Method:   AIR, Express

Product Information

CAS No.
77-92-9
M.F.
C6H8O7
M.W. 192.12
Assay 98%
Highlight Citric Acid 77-92-9
Ascorbic acid CAS: 77-92-9
C6H8O7 ascorbic acid

Additional Information

Application
  • Citric acid has astringent and anti-oxidant properties. It can also be used as a product stabilizer, pH adjuster, and preservative with a low sensitizing potential. It is not usually irritating to normal skin, but it can cause burning and redness when applied to chapped, cracked, or otherwise inflamed skin. It is derived from citrus fruits.
  • Density: 1.67 g/cm3 at 20 °C

    Melting Point: 153-159 °C (lit.)

    Boling Point: 248.08°C (rough estimate)

    Flash Point: 100 °C

    JECFA Number: 218

    Water Solubility: soluble in Water (1174g/L at 10°C, 1809g/L at 30°C, 3825g/L at 80°C).

    Solubility: Soluble in water 750g/L (20°C), ethanol, ether, insoluble in benzene, slightly soluble in chloroform

    Vapor Presure: <0.1 hPa (20 °C)

    Vapor Density: 7.26 (vs air)

    Appearance: White crystalline powder

    Color: White

    Odor: Odorless

    Maximum wavelength (λmax): ['λ: 260 nm Amax: 0.20', 'λ: 280 nm Amax: 0.10']

    Merck: 14,2326

    BRN: 782061

    pKa: 3.14(at 20℃)

    PH: 3.24(1 mM solution);2.62(10 mM solution);2.08(100 mM solution);

    Storage Condition: 2-8°C

    Stability: Stable. Incompatible with bases, strong oxidizing agents, reducing agents, metal nitrates.

    Sensitive: Hygroscopic

    Explosive Limit: 8%, 65°F

    Refractive Index: 1.493~1.509

    MDL: MFCD00011669

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