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Curdlan gum is water insoluble glucan.Curdlan is a new microbial extracellular polysaccharide, which has the unique property of forming inverse gel under heating condition.Curdlan gum is a kind of extremely safe polysaccharide additive which can not be digested by human body and produce no calories. Structure Curdlan complete molecular formula is C6H10O5, Its molecular weight is about 44,000 ~ 100000 and it has no branched structure. Its primary structure is a long chain. Curdlan can form a...
Citric Acid is an important organic Acid, a natural preservative and food additive.Citric acid is naturally found in the fruits of plants such as lemons, oranges and pineapples and in the bones, muscles and blood of animals. Synthetic citric acid is produced by fermentation of sugar, molasses, starch and grapes. Structure Structurally, citric acid is a tricarboxylic acid. And therefore have similar physical and chemical properties to other carboxylic acids. Citric acid is a strong organic acid...
Sodium citrate is an organic compound. It is the most important citrate.Sodium citrate is produced from starch by fermentation. Then neutralize it with the alkaline substance.Its raw material basically comes from food, absolutely safe and reliable, will not cause harm to human health. Diluted by a large amount of water, part of Sodium citrate becomes citric acid, which co-exists in the same system. Structure The molecular weight of sodium citrate is 258.07. When heated to 100℃, it becomes...
Potassium citrate is a citrate produced by neutralizing citric acid with potassium hydroxide or potassium bicarbonate.It can be used as a stabilizer and pH buffer, etc. Structure Potassium citrate molecular weight is 306.39500.Chemical formula is C6H5K3O7. Character White crystalline powder , odorless and smells like saline. Performance characteristics Soluble in water. Gently soluble in glycerin. Insoluble in alcohols. The taste is salty and cool. It is stable at room temperature and...
Lactic acid is a compound that acts in a variety of biochemical processes. It is a carboxylic acid with the formula C3H6O3. Structure Lactic acid contains a hydroxyl group, which belongs to the alpha - hydroxyl acid (AHA). In aqueous solution, the carboxyl group releases a proton to produce the lactate ion CH3CH(OH)COO−. Character Pure product is colorless liquid, industrial product is colorless to light yellow liquid. Odorless and hygroscopic. Performance characteristics It can be miscible...
Malic acid, also known as 2-hydroxysuccinic acid, has two stereoisomers due to the presence of an asymmetric carbon atom in the moleculeIt. Malic acid is mainly used in the food and pharmaceutical industries. Character In nature, it is found in three forms, d-malic acid, L-malic acid and its mixture, DL-malic acid. Naturally existing malic acid is l-type, almost exists in all fruits, with the most in the benevolence fruit. Malic acid is a colorless needle crystal, or white crystal powder,...
Tartaric acid is found in many plants, such as grapes and tamarind. It is also one of the main organic acids in wine. Structure Tartaric acid, 2, 3-dihydroxysuccinic acid, is a carboxylic acid, chemical formula C4H6O6. It's a dihydric acid, which means a molecule that can be ionized in water has a hydrogen atom on either side. Tartrate is also known as sodium tartrate. Character White crystalline powder Performance characteristics Soluble in water and ethanol, slightly soluble in ether. In food...
Carrageenan is a hydrophilic colloid extracted from red algae seagrass such as eucheuma, cauliflower and carrageenan. It is usually used as thickener, gelling agent, suspending agent, emulsifier and stabilizer in the food industry. Structure Its chemical structure is composed of galactose and dehydrated galactose polyaccharide sulfate of calcium, potassium, sodium, ammonium salt. Due to the different binding forms of sulphate, it can be divided into K type (Kappa), I type (Iota) and L type...
A natural edible annatto pigment is prepared from Bixaorellana seed Peel. There are water-soluble annatto and oil-soluble Annatto according to the different preparation. Character Water soluble annatto is a red to brown liquid, lump, powder or paste, with a slight odor. Oil-soluble annatto is red to brown solution or suspension. Performance characteristics Water soluble annatto Good dyeing, poor sunlight resistance, soluble in water, aqueous solution is yellow orange, alkaline, slightly soluble...
Gardenia yellow belongs to the carotenoid family.It is the yellow pigment in gardenia. Character Orange yellow crystalline powder, slightly odorous. Performance characteristics Easily soluble in water, immediately dissolves into a transparent yellow liquid. Soluble in ethanol and propylene glycol, insoluble in oil. PH has almost no effect on color.The color is more stable than β -carotene in acidic (pH 4-6) and alkaline (pH 8-11) conditions.The color is more brilight in alkaline solution. It...
Red fermented rice is a kind of natural food pigment.It is made by fermenting a kind of red yeast called Monascus Anka over rice. It is a safe and stable pigment. It is widely used in food industry. Character purple red color, slightly sour, light taste. Performance characteristics Natural and bright colors High purity, high color price Wide PH range applications Good stability, stable coloring Antioxidant and preservative Function 1. It can keep cholesterol levels. 2. Can promote spleen and...
Capsanthin is a tetriterpenoid orange-red pigment, belonging to carotenoid pigment, which exists in the fruit of ripe red pepper. Capsanthin pigment has bright color, high color price, strong coloring power, and good color retention effec.Capsanthin has high safety, nutrition and health care, and has been proved by modern science to have anti-cancer, anti-radiation and other functions. It is safe nutritional natural food additives. Character Bright dark red acicular crystals Performance...
L-Ascorbic Acid Sodium Salt is an organic substance prepared by the reaction of L-ascorbate acid with sodium bicarbonate (or sodium carbonate). It has the same antioxidant effect as L-ascorbic acid. Character White to yellowish white crystalline powder or particles, odorless, slightly salty taste. Performance characteristics Melting point (ºC) : 218 (decomposition) Stable in dry condition. The color gets darker when exposed to light. It slowly oxidizes and decomposes when exposed to moisture or...
Propyl gallate is an excellent oil antioxidant, used in food, fat, oil, ether, emulsion, wax, transformer oil, etc. Character White to light yellowish brown crystalline powder or milky white needle-like crystals. Odorless, slightly bitter, water solution tasteless. Performance characteristics PG reacts with copper and iron ions to produce purple or dark green. PG is soluble in hot water, ethanol, propylene glycol, glycerin, cotton seed oil, lard, peanut oil and ether, but not in cold water. Its...
The main components of rosemary extract are rosmarinol, carnosol and carnosic acid, and several main components in rosemary extract have strong antioxidant activity. It has obvious effect on preventing oil oxidation and keeping meat flavor. Character Rosemary extracts can be classified into two categories based on their solubility in water: water-soluble and fat-soluble. Water-soluble extracts mainly include rosmarinic acid, chlorogenic acid, caffeic acid, ferulic acid, L-ascorbic acid,...
Vitamin E is also known as tocopherol or gestational phenol. Is one of the most important antioxidants. It is found in edible oils, fruits, vegetables and grains. Structure There are four tocopherol and four tocotrienol in natural vitamin E. α -tocopherol content was the highest and its physiological activity was also the highest. Character Vitamin E is a general term for tocopherols.It is a golden or yellowish oily substance with a mild, distinctive smell. Performance characteristics Soluble...
Vitamin C is a molecule with optical activity, it's also called Ascorbic Acid. According to its opticity, it can be divided into levorotatory vitamin C and dextrorotatory vitamin C , naturally occurring vitamin C is levorotatory vitamin C. Vitamin C is a strong reducing agent and has antioxidant effects. D− glucose in plants can be converted into vitamin C by invertase. In addition to primates (humans, apes), rats and bats, an Indian fruit, which lack invertase and cannot synthesize vitamin C,...
Vitamin B2, also called riboflavin, is one of the B vitamins. When body lack of vitamin B2 , the biological oxidation of organism can be affected, resulting in metabolic disorders. Body can store very limited vitamin B2, so it's necessary to get sufficient from food. Two properties of vitamin B2 are the main reasons for its loss : (1) it can be destroyed by light; (2) It can be destroyed by heating in alkali solution. Character Yellow or orange yellow crystalline powder Performance...
Nicotinic acid is also known as Niacin, vitamin B3. It has good thermal stability and can sublimate. Nicotinic acid is often purified by sublimation in industry. Mainly exists in animal viscera, muscle tissue, fruit, egg yolk also has a trace of existence, is one of the essential 13 vitamins of human body. Character White crystal or crystalline powder, odorless or slightly smelly, taste slightly sour Performance characteristics Soluble in water, acidic solution, dissolved in boiling water or...
L-tryptophan is also known as α-aminopindole propionic acid. Molecular formula :C11H12N2O2. Easily decomposed when coexisting with other amino acids, sugars and aldehydes. Used as food fortifier, antioxidant. It is also used in medicine and other aspects. Synthesized from indolealdehyde. It can also be decomposed and synthesized by trypsin. Character White to yellowish-white crystal or crystalline powder, odorless or slightly odorous. Long periods of light will stain. Taste slightly bitter. And...
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