维生素C(抗坏血酸)

Product Function: Vitamin C takes part in many metabolism procedures in the human body, helps decrease brittleness of blood capillaries and increase body resistance .In addition to prevention of scurvy ,it is often used as a supplement for treatment of acute or chronic infection diseases or purpura. 1.Specification:BP2008/USP31/EP/FCC2.Characteristics:white monoclinic system crystals or crystalline powder. Metling point 190C -192C, odorless but tastes sour. Color turns light yellow after long time storage. The product is easily soluble in water , slightly soluble in ethanol, insoluble in chloroform and ether and its water solution appears acidic. The PH value of the 5% water solution is 2.1-2.6 and the ratio rotation of the 10% (W/V) water solution is +20.5 . -+21.5 .3.Package:Net weight 25kg cardboard cartons /drums lined with a layer of craft paper and two layers of plastic bags.4.Applications:Vitamin C is widely used in many fields such as food , beverage, breeding and forage additives. Its main functions reflected in following 5 aspects: 1)Keep food, fruits and beverage fresh and prevent them from producing unpleasant smell. 2)Prevent formation of nitrous amine from nitrous acid in meat products. 3)Improve dough quality and make baked food expand to its maximum. 4)Compensate the Vitamin C losses of beverage ,fruits and vegetables during processing rocedures. 5)Used as nutritional element in additives,Feed additives. Physical & Chemical Index: Description White or almost white crystals or crystalline power identification Positive ReactionMelting Point 187 192pH 2.1 2.6Clarity of Solution ClearColor of Solution ≤BY7Copper ≤5ppmHeavy Metals ≤10ppmIron ≤2ppmMercury ≤1ppmLead ≤2ppmArsenic ≤3ppmOxalic Acid ≤0.2%Loss on drying ≤0.4%Residue on ignition ≤0.1 %Specfic Rotation +20.5 ° +21.5°Organic Volatile Impurities PassAssay 99.0-100.5%Shelf life:24 month OUR PRODUCT LIST: Vitamin C powder (Ascorbic Acid) Vitamin C coated 97% granulation DC Vitamin C coated 97% Vitamin C-Na (Sodium Ascorbate) Vitamin C-Ca (Calcium Ascorbate) Vitamin C phosphate 35% Vitamin A 1000. Vitamin A 500 Vitamin E 50% Vitamin D3 500. Vitamin AD3 Vitamin K3----MSB96;MSB50;MSBC Vitamin K3---MNB96;MNB50 Vitamin B-1 (Thiamine Hcl) Vitamin B-1 (Thiamine Mono) Vitamin B-2 80% Vitamin B-2 98% Vitamin B-3 (Niacin) Vitamin B-3 (Niacinamide) Vitamin B-4 (Choline Cholide) Vitamin B-5 (D-Calicium Pantothenate) Vitamin B-6 (Pyridoxine Hcl) Vitamin B-9 (Folic acid) Vitamin B-11(Biotin 2%) Vitamin B-12 1% HPLC / UV Inositol Benzyl Benzoate