GLUCONO-DELTA-LACTONE

Glucono-Delta-Lactone1Physical and Chemical characteristics, GDL, white crystalline powder, almost odorless,freely soluble in water(60g/ml),has a slightly sweet taste, then sour, sparingly soluble in ethyl alcohol(1g/100ml),almost insoluble ether. Upon addition to water readily forms an mixture of the lactone gdl and gluconic acid.1% solution ph is 3.5,after 2H,PH is 2.5,about 153 decomposition Molecular formula C6H10O6 Molecular weight 178.14 Structural formula 2Quality standard FCCIVUSP24E575GB76572005 ItemStandardItemStandardAppearance White crystal powers Lead Max 0.001Assay Min 99.0Reducing substances Max 0.5Arsenic Max 0.0003Sulfate Max 0.03Heavy metals Max 0.0002Chloride Max 0.02 3Uses GDL is a kind of excellent multifunctional food additive. It is mainly used as protein coagulant, acidifier, expander, preservative, seasonings, chelating agent, colour-preserver ,etc. it is widely applied to food, daily chemical industry, pharmaceuticals, cosmetics. Plastic and resinxous modification, electrodeposition and polish, metal-surface cleaning and organic synthesis, etc. For fish and prawn 0.1g/kg, residue is not more than 0.01 mg/kg; For sausage, fish meat paste, grape juice, bean product, the max dosage is 3.0g/kg; It can work with sodium bicarbonate in the ration of 2:1 to make cracker, bread and cake, the dosage is 0.13% of weight of flour .It is made of starch, is not-toxic and harmless to Human.