Warning: Undefined array key "file" in /home/www/wwwroot/HTML/www.exportstart.com/wp-content/themes/1198/header.php on line 7

Warning: Undefined array key "title" in /home/www/wwwroot/HTML/www.exportstart.com/wp-content/themes/1198/header.php on line 7

Warning: Undefined array key "title" in /home/www/wwwroot/HTML/www.exportstart.com/wp-content/themes/1198/header.php on line 7

Gallic Acid

99% Gallnut Extract CAS 149-91-7 Natural Antioxidant Anhydrous 3, 4, 5-Trihydroxybenzoic Acid/Gallic Acid Powder

 

Product name:                                  Gallic Acid

Grade:                                             Industrial grade

Properties:                                       White Powder

Packing:                                           25kg/Drum

MOQ:                                               1 kg

Storage:                                           ventilated warehouse; keep away from sunshine; avoid fire; avoid moisture. 

Shelf life:                                         2 years



细节

标签

产品描述

 

Gallic acid has many uses in pharmaceuticals, inks, dyes, food, light industry and organic synthesis. Gallic acid and ferric ions form a blue-black precipitate, which is the raw material of blue-black ink; it is also used in leather making industry; it can also be used as a photographic developer. Propyl gallate is an antioxidant and can be used in edible oils to prevent rancidity and deterioration. In medicine, gallic acid is a hemostatic astringent and a mild local irritant. 

 

产品展示

 

 

 

特征

 

Gallic acid is a trihydroxybenzoic acid, a type of phenolic acid, a type of organic acid, also known as 3,4,5-trihydroxybenzoic acid, found in gallnuts, sumac, witch hazel, tea leaves, oak bark, and other plants.The chemical formula is C6H2(OH)3COOH. Gallic acid is found both free and as part of hydrolyzable tannins. The gallic acid groups are usually bonded to form dimers such as ellagic acid. Hydrolysable tannins break down on hydrolysis to give gallic acid and glucose or ellagic acid and glucose, known as gallotannins and ellagitannins respectively.

 

应用

 

  1. Applied in food filed,gallic acid can be produced into wine, canned, condensed juice and other more nourishment;
    Applied in cosmetic industry,gallic acid used as active ingredients of skin care products;
    Widely applied in pharmaceutical grade
    Applied in dyes, chemicals and organic synthesis, as well as in the analysis of rare metals.

 

优点

 

我们拥有多家深度合作的优质工厂,可为您提供优质的产品和有竞争力的价格。我们还可以为批量购买提供折扣。我们与多家专业货运代理公司合作,可以将产品安全顺利地送到您的手中。交货时间约为付款确认后 3-20 天。

 

规格

 

Product name

Gallnut Extract

Test item(s)

Limit

Test result(s)

Marker Compound

Gallic acid ≥ 98%

98.14%

Appearance & Color

Light grey fine powder

符合

Odor& Taste

Characteristic

符合

Plant Part Used

Insect gall

符合

Excipient

消极的

符合

Mesh Size

95% Through 80 Mesh

符合

干燥失重

≤5.0%

3.25%

Ash Content

≤5.0%

2.18%

Total Heavy Metals

≤10ppm

符合

Arsenic (As)

≤0.5ppm

符合

Lead (Pb)

≤2ppm

符合

Cadmium(Cd)

≤1ppm

符合

Mercury(Hg)

≤0.5ppm

符合

菌落总数

≤10,000cfu/g

符合

Total Yeast & Mold

≤1,000cfu/g

符合

E. Coli

Negative in 10g

符合

沙门氏菌

Negative in 25g

符合

Staphylococcus

Negative in 25g

符合

结论

Complies with standards.

 

 

 

Product knowledge

 

 

这是什么产品?

Gallic acid (also known as 3,4,5-trihydroxybenzoic acid) is a trihydroxybenzoic acid, a type of phenolic acid, found in gallnuts, sumac, witch hazel, tea leaves, oak bark, and other plants. The chemical formula of gallic acid is C6H2(OH)3COOH. It is found both free and as part of hydrolyzable tannins. The gallic acid groups are usually bonded to form dimers such as ellagic acid. Hydrolyzable tannins break down on hydrolysis to give gallic acid and glucose or ellagic acid and glucose, known as gallotannins and ellagitannins, respectively.

 

应用

Antibacterial function, cure dysentery. It has the functions of convergence, hemostasis and diarrhea. Can be used as preservative. Preparation of pyrogallic acid, drugs, inks, dyes and other media explosion-proof agent. Also used as a developer and an analytical reagent for the detection of free inorganic acids, two hydroxy , alkaloids, and metals.

 

 

 

 

 

 

 

 

 

 

 

如果您对我们的产品感兴趣,您可以选择在这里留下您的信息,我们会尽快与您联系。


在这里写下您的信息并发送给我们