Malic Acid
Malic acid, also known as 2-hydroxysuccinic acid, has two stereoisomers due to an asymmetric carbon atom in the molecule. In nature, it exists in three forms, namely D-malic acid, L-malic acid and a mixture thereof DL-malic acid. White crystal or crystalline powder, which has strong hygroscopicity and is easily soluble in water and ethanol. Have a special pleasant sour taste. Malic acid is mainly used in the food and pharmaceutical industries.
Description
The TNN Development Limited is one of the most reliable manufacturers and suppliers of malic acid in China. Please feel free to wholesale customized malic acid at low price from our factory. If you have any enquiry about free sample and discount information, please feel free to email us.
Product Description
Malic acid, also known as 2-hydroxysuccinic acid, has two stereoisomers due to an asymmetric carbon atom in the molecule. In nature, it exists in three forms, namely D-malic acid, L-malic acid and a mixture thereof DL-malic acid.
White crystal or crystalline powder, which has strong hygroscopicity and is easily soluble in water and ethanol. Have a special pleasant sour taste.Malic acid is stable under normal conditions and hygroscopic when humidity is high
Product Parameter
| Test | Requirement | Result |
| ASSAY (%) | 99.0 –100.5 | 99.2 |
| SPECIFIC ROTATION | –0.1 -- +0.1 | 0 |
| MELTING RANGE (℃) | 127-132 | 130 |
| WATER INSOLUBLES (%) | MAX 0.1 | 0.01 |
| SULPHATED ASH(%) | MAX 0.1 | 0.06 |
| FUMARIC ACID (%) | MAX 1.0 | 0.56 |
| MALEIC ACID(%) | MAX 0.05 | 0.01 |
| HEAVY METALS PPM | NMT 10 | <10 |
| ARSENIC PPM | MAX 2 | <2 |
| LEAD PPM | MAX 2 | <2 |
| MERCURY PPM | MAX 1 | <1 |
| IDENTIFICATION TEST | IR ABSORPTION | COMFORMED |
| Conclusion | The product complies with the standard above. | |
Application
|
Malic acid is mainly used in the food and pharmaceutical industries.
DL malic acid is used as an acid stabilizer, a color retention agent, a preservative, and an emulsion stabilizer for egg yolk, etc. in the food industry. DL malic acid is also used in pharmaceuticals. |
Hot Tags: malic acid, China, suppliers, manufacturers, factory, customized, wholesale, cheap, discount, low price, free sample, Pentasodium triphosphate, CMC Sodium, Erythritol stevia extract, EDTA-2Na, Glycerol monostearate POWDER, ethylenediamine tetraacetic acid tetrasodium salt
