Food & beverage
Slow-release acidulant: tofu coagulation, bakery leavening and meat products.
Ingredients / Acidulants & pH control / Glucono Delta Lactone
Acidulants & pH control
Glucono Delta Lactone (E 575)
Glucono-delta-lactone (GDL) for U.S. manufacturers, from vetted producers. FCC / USP grade on request. Download the sample spec sheet, then send us your grade and quantity.
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Key facts
| CAS No. | 90-80-2 |
|---|---|
| E-number (EU) | E 575 |
| Synonyms | Gluconolactone, GDL, D-Gluconic acid delta-lactone, Delta-gluconolactone |
| Chemical formula | C6H10O6 |
| Molecular weight | 178,14 |
| Description | Fine, white, nearly odourless, crystalline powder |
| Solubility | Freely soluble in water. Sparingly soluble in ethanol |
| Grades | EU Reg. 231/2012 (E 575) sample spec · FCC / USP available on request for U.S. food/pharma use |
| Origin | Confirmed in every offer; stated per lot on the COA |
| Storage, shelf life, packaging | Per the producer's specification, on request |
What glucono-delta-lactone (GDL) is
Glucono-delta-lactone is the cyclic 1,5-intramolecular ester of D-gluconic acid. In aqueous media it is hydrolysed to an equilibrium mixture of D-gluconic acid (55 % - 66 %) and the delta- and gamma-lactones. Formula C6H10O6, molecular weight 178,14. Fine, white, nearly odourless, crystalline powder. Freely soluble in water. Sparingly soluble in ethanol. (Source: EU Regulation 231/2012, E 575.)
Applications by industry
Sample specification
Values from EU Regulation 231/2012 (E 575), consolidated text of 18.08.2026. Actual values depend on the producer; the producer's specification and the COA for your lot are available on request.
| Assay | Content not less than 99,0 % on the anhydrous basis |
|---|---|
| Water content | Not more than 0,2 % (Karl Fischer method) |
| Reducing substances | Not more than 0,5 % (as D-glucose) |
| Lead | Not more than 1 mg/kg |
Download the full spec sheet (PDF)
Documents and sourcing
Droplet promise. Origin confirmed in every offer. Sample lot record on request, from the producer. SDS, allergen and other statements on request. We work with vetted producers and give you access to U.S.- and EU-stocked material through our partner network.
Data sheet, SDS and COA on request. Every delivery ships with a COA linked to the delivered lot.
Questions buyers ask
What is glucono-delta-lactone (GDL) used for?
Typical uses by industry. Food & beverage: Slow-release acidulant: tofu coagulation, bakery leavening and meat products. Suitability for your product and market is confirmed with the producer's specification.
Which grades can McBoeck supply?
Food grade to EU Regulation 231/2012 (E 575). FCC / USP grade is available on request for U.S. food and pharma use. Particle size and other grade details follow the producer's specification, on request.
Which documents come with glucono-delta-lactone (GDL)?
Every delivery ships with a COA linked to the delivered lot. Origin confirmed in every offer. Sample lot record on request, from the producer. SDS, allergen and other statements on request.
What does the sample spec sheet show?
Limits for assay, water content, reducing substances and lead, taken from EU Regulation 231/2012. Actual values depend on the producer; the producer's specification and the lot COA are available on request.
How do I get a quote?
Send us the grade, quantity and delivery location through the quote form or at [email protected]. We work with vetted producers and give you access to U.S.- and EU-stocked material through our partner network.
Related acidulants & pH control
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Need glucono-delta-lactone (GDL)?
Send us the grade, quantity and delivery location. Email [email protected] or call +1 (713) 766-6811.