L(+)-Ascorbic acid CAS 50-81-7
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L(+)-Ascorbic acid CAS 50-81-7

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Product Description

Believe Chemical is a leading China L(+)-Ascorbic acid CAS 50-81-7 manufacturer, supplier and exporter. Adhering to the pursuit of perfect quality of products, so that our L(+)-Ascorbic acid CAS 50-81-7 have been satisfied by many customers. Shandong Believe Chemical Pte. Ltd. is a high-tech enterprise integrating R &D and sales of chemical technology. 

We are good at the advantages of chemical products in the field. Our products are exported to Europe, the United States, Japan, South Korea, Southeast Asia and other countries and regions. With science and technology as the guide, honesty as the foundation, quality as the life, and relying on the enterprise concept of innovation and development, we sincerely hope to establish exchanges and extensive cooperation with domestic and foreign customers to create prosperity!

L(+)-Ascorbic acid CAS 50-81-7 Chemical Specification 

Product Name

L(+)-Ascorbic acid



Molecular Weight 










white to slightly yellow Powder



99% 99.4%


The result conform with standard

L(+)-Ascorbic acid CAS 50-81-7 Chemical Properties

Melting point 190-194 ° C (Dec.)
Specific rotation 20.5 º (C = 10, H2O)
Boiling point 227.71 ° C (rough estimate)
Density: 1,65g / cm3
Refractive index 21 ° (C = 10, H2O) fema2109 | ascorbicacid
Storage condition: storeat + 5 ° CTO + 30 ° C
Solubility H2O: 50mg / mlat20 ° C, clear, near colorless
Form: Powder
Acidity coefficient (PKA) 4.04,11.7 (AT25 ℃)
Color: white to light yellow
PH value: 3.59 (1mmsolution); 3.04(10mMsolution); 2.53(100mMsolution);
Odor (odor) odorless
Discoloration of acid-base indicator (pH value range: 1-2.5)
Optical activity[ α] 25/D19.0to23.0°,c=10%inH2O
Water solubility 333g / L (20 º C)

L(+)-Ascorbic acid CAS 50-81-7 Application

Synthesis of organic intermediates.

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