Description

Molecular Formula: C7H6O5
Molecular Weight: 170.12
Structural Formula:

Specification of Gallic Acid:

Items	Specifications
Melting Point	251°C (dec.) (lit.)
Boiling Point	259.73°C (rough estimate)
Density	1.694
Vapor Pressure	0Pa at 25°C
Refractive index	1.5690(estimate)
Acidity coefficient(pKa)	4.41(at 25℃)
Solubility	Slightly soluble in methanol, slightly soluble in water with heating
Water Solubility	12g/L cold water
Chroma (Platinum-cobalt color number)	180 max
Turbidity	10 max
Sulfate (As SO42-) %	0.02 max
Residue on ignition %	0.1 max
CL- %	0.02 max

Function of Gallic Acid：

1.  Gallic acid has significant antibacterial activity. It can inhibit the growth and reproduction of many kinds of bacteria .
2. Gallic acid is a natural antioxidant.
3.  It has been found that gallic acid has anti-tumor activity to a certain extent.
4. Gallic acid can effectively prevent oxidative deterioration of food.
5.  In the tanning industry, gallic acid has a tanning effect.
6.  Synthesized gallic acid esters can be used as important intermediates in organic synthesis.

Application of Gallic Acid:

1. It can be used to prepare antimicrobial ointment for external use for the treatment of inflammation caused by skin infections, burns and scalds.
2.  It can be used to develop antioxidant drugs for the prevention and treatment of diseases caused by oxidative stress.
3.  In edible oils, nuts and fried foods, adding the right amount of gallic acid can slow down the oxidation rate of fats and oils, and maintain the flavor and nutritional value of edible oils.
4.  Used in the preservation of fruits and vegetables, to prevent browning of fruits and vegetables in the storage process, to maintain their color and freshness.
5.  Used in serums, creams and other skin care products to reduce skin aging, wrinkles, sagging and so on. Enhance the antioxidant effect of the products.
6.  In whitening cosmetics, gallic acid is often used in conjunction with other whitening ingredients, such as vitamin C, arbutin, etc., to improve the comprehensive effect of whitening products.
7.  As an important organic synthesis intermediate. It has a wide range of applications in the fields of fats and oils, food packaging materials, etc. It is used to prevent oxidation and deterioration.
8.  Used in the tanning industry, it can make the leather become soft, tough, and has a certain degree of water resistance.

Product Packaging and Transportation Show：

FQAs:

• Q1:What kind of packaging do the products usually come in?
  A: This depends on the specific form of the product.
  a1：If the product is in powder form, it is usually packed in 25kg woven bag/25kg cardboard drum, samples are usually bagged .
  a2：If the product is liquid, it is usually packed in 180kg plastic drum/200kg iron drum, and the samples are usually in bottles.
  a3：If customers have special requirements, please inform us in advance, we will choose the most suitable packaging according to the actual situation.
• Q2:What is your shipping method?
  A1：Usually, we will send small goods by FedEx, UPS and other international courier; bulk goods can be selected by sea, air or sea-land transport and other ways.
  A2：If you have a designated courier or logistics channel, please be sure to inform us in advance so that we can arrange according to your requirements.
• Q3: What methods can customers pay?
  A: We offer a variety of payment methods, including TT transfer and credit card payment, which you can choose according to your needs.
• Q4: What is your delivery time?
  A: The exact delivery time will be determined according to the product category and quantity in your order.
• Q5: If you have any questions or needs, please feel free to contact us, we will be happy to provide you with satisfactory service!

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