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Glucono Delta Lactone(GDL)
Identification:
Chemical Name: Glucono-δ-lactone
Synonyms: Delta-Gluconolactone
CAS No.: 90-80-2
Molecular Formula: C6H10O6
E-Code: E575
Properties:
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. PH in 1% solution is 3.5,after 2H,PH is 2.5.
Specifications:
Assay(as C6H10O6) | 99.0% min. |
Sulphate | 0.03% max. |
Reducing substances | 0.5% max. |
Heavy metals(as Pb) | 20ppm max. |
Lead(as Pb) | 10ppm max. |
Arsenic(as As) | 3ppm max. |
Calcium(as Ca) | 0.03% max. |
Chloride(as Cl) | 0.02% max. |
Particle size | Be adjustable |
Application:
GDL is a kind of excellent multifunctional food additive. It is mainly used as protein coagulant, acidifier, expander, preservative, seasonings, chelating agent, color-preserver, etc. it is widely applied to food, daily chemical industry, pharmaceuticals, cosmetics. Plastic and resinous modification, electrodeposition and polish, metal-surface cleaning and organic synthesis, etc.
Packing& Storage:
25kg/paper bag; Kept in cool and dry place.