Product Name:D(+)-Malic acid
Synonym: D-Hydroxysuccinic acid; (R)-Hydroxybutanedioic acid
|Appearance||White crystalline powder|
|specific rotation [α]D20℃||1.6~ 2.6|
|Arsenic (as As) mg/kg||≦2.0|
|Heavmetals [Pb] mg/kg||≦20|
|Residue on ignition||≦0.10%|
|State of solution||PASS|
25kgnet weight in cardboard drum or according to customer requirements.
Malic acid is isolated from immature apples; in industry, benzene is mainly used for catalytic oxidation to generate maleic anhydride, and then it is prepared by reacting with water under high temperature and high pressure. Mainly used for: buffering agent, flavoring agent, curing agent.
The uses of L-malic acid in food, medicine, daily chemical industry, etc. are as follows: (1) Food industry: used for processing and preparing beverages, dew, fruit juice, and also for the manufacture of candy, jam, etc. Bacterial antiseptic effect. It can also be used to adjust the pH of yoghurt fermentation and remove tartrate in wine making. (2) Tobacco industry: Malic acid derivatives (such as esters) can improve tobacco flavor. (3) Pharmaceutical industry: All kinds of tablets and syrups with malic acid can have a fruity taste, which is conducive to absorption and diffusion in the body. (4) Daily chemical industry: It is a good complexing agent and ester agent. It is used in toothpaste formulation, tooth cleaning tablet formulation, synthetic fragrance formulation, etc. It can also be used as a component of deodorant and detergent. Limited Edition: For jams and jellies, orange peel jelly. Can be used in milk beverages.
2.Store in a cool dry ventilated place