What Is Glucono-delta-Lactone (GDL)? Applications, Dosage, Alternatives & Specifications
Last updated: 2026-11-14 · CAS 90-80-2 · Food Grade
- Quick facts
- Name
- Glucono-delta-Lactone (GDL)
- CAS number
- 90-80-2
- Grade
- Food Grade
- Certifications
- ISO 9001 · ISO 22000 · HACCP · FAMI-QS · Kosher · Halal · GMP · SGS
- Application areas
- 4
- Documentation
- COA · TDS · SDS
Overview
Glucono delta-lactone, abbreviated as GDL, also known as gluconolactone or D-glucono-1,5-lactone, is a cyclic ester formed by intramolecular dehydration of D-gluconic acid. It is a multifunctional food additive and bio-based chemical, with wide application value in the global food industry, pharmaceutical industry, and daily chemical industry. Its molecular formula is C6H10O6, molecular weight is 178.14, CAS number is 90–80–2, EINECS number is 200–016–5, CNS number is 18.007, INS number is 575, and E number is E575.
Parameter
(1% aqueous solution, freshly prepared)
Applications
Food Industry Sector
Food Industry Sector
Pharmaceutical and Health Products Sector
Core raw material for α glucosidase inhibitors: Accounts for 41.2% of GDL use in drug production.
Daily Chemical Industry
pH adjuster and exfoliant: Used as a mild α hydroxy acid in cosmetics, facial cleansers, and body lotions.
Industrial Chemicals Sector
Synthesis intermediate for PLA: Usage in PLA synthesis has grown rapidly, with annual consumption increasing by nearly 20%.
Specification
| Parameter | Specification |
|---|---|
| GDL Assay (as C6H10O6, dry basis), % | ≥99.0 |
| Loss on Drying, % | ≤2.0 |
| Residue on Ignition, % | ≤0.2 |
| Chloride (as Cl), % | ≤0.05 |
| Sulfate (as SO4), % | ≤0.05 |
| Lead (Pb), mg/kg | ≤2.0 |
| Arsenic (As), mg/kg | ≤1.0 |
| 3.2 GB 2760–2024 Usage Standard |
Packaging & Storage
- Packing: 25kg net fiber drum with double PE liner.
- Sample: 100-500g free sample available.
- Storage: Keep in tightly closed packaging, cool, dry, well-ventilated. Protect from light and moisture.
- Shelf Life: 24 months from production date.
Quality & Certifications
Every batch tested by in-house QC lab. COA, TDS, SDS provided with each shipment.
Regulatory & Compliance
EU
Complies with EU regulations and FAMI-QS standards.
USA
Meets FDA and AAFCO requirements.
China
Registered under Chinese MOA regulations.
International
Kosher, Halal, ISO certified. FTA forms available.
Safety & Handling
- Hazard Class: Generally non-hazardous. Refer to SDS for details.
- Storage: Room temperature, dry, sealed. Avoid strong oxidizers.
- Transport: Non-dangerous goods. Standard sea/air freight.
- SDS: Available on request at sales@xadditive.cn.
Frequently asked questions
MOQ?
MOQ is 1kg for trial, 25kg for regular orders. Free samples available.
Shelf life?
24 months from production date when stored properly.
Certifications?
ISO 9001, ISO 22000, HACCP, FAMI-QS, Kosher, Halal, COA, SDS, TDS.
How to get quote?
Email sales@xadditive.cn with your requirement. Reply within 30 minutes.
Request a quote & COA
Ask for the current specification sheet, a COA sample and a bulk quotation — reply within 30 minutes on working days.