- Glucono delta-lactone (GDL), also known as gluconolactone, is a food additive with the E number E575 used as asequestrant, an acidifier,or a curing, pickling, or leavening agent. It is alactone of D-gluconic acid. Pure GDL is a white odorless crystalline powder.
GDL is commonly found in honey, fruit juices, personal lubricants, wine and has been marketed for use in feta cheese.
Specification of Glucono Delta Lactone Items Standards Apperance Coloress or white crystal Assay(C6H10O6) % 99.0-100.5% Sulfate(SO4), % ≤ 0.03 Chloride, % ≤ 0.02 Reducing substances(as sugar),%≤ 0.5 Lead (Pb), % ≤ 0.001 Arsenic(As), % ≤ 0.0003 Heavy metals(as Pb), % ≤ 0.002 Conclusion The product conforms to the standard FCCIV
1 The product has fresh preservation and antiseptic actions. It can be used to processing bean products (such as, bean curd), meat products, juice beverage, yeast powder, producing Cheese, etc. and can be used for the fresh preservation of fishes ad shrimps.
2 It can be used as stabilizer, protein coagulator, acidity agents, leaven agents, color retention agents, food antiseptic agents, PH lowering agents.
3 It can also used in cosmetic, textile, papermaking and pharmaceutical industry.