Grade and test requirements
For supplier qualification, specify low or high acyl, gel-strength method, particle size, microbiological limits and required certificates.
Food grade ingredient · Hydrocolloid, gelling agent and stabilizer · E418
Food grade gellan gum is a fermentation-derived hydrocolloid supplied in low-acyl and high-acyl grades for suspension, gel formation and texture control.

Product image · confirm grade and packaging when ordering
Share the application, critical limits, test methods, quantity, packing and destination.
Qualification scopeKosher, Halal and ISO documents on request
Reference packing25 kg bag with PE liner; drum or customer-requested outer packing
Container loadingConfirm loading for the selected packing
Batch evidenceSpecification and COA on request
Product overview
Food grade gellan gum is a high-molecular-weight polysaccharide produced by controlled fermentation. Low-acyl grades generally build firmer, more brittle gels, while high-acyl grades generally provide softer, more elastic texture. Final performance depends on grade, ions, solids, pH and process.
Commercial suitability depends on the exact grade, source, test method, intended function and destination-market rules. The current signed specification and batch COA govern each transaction.
Procurement checklist
Compare the offered grade, test methods and application requirements before requesting a sample or placing an order.
For supplier qualification, specify low or high acyl, gel-strength method, particle size, microbiological limits and required certificates.
Low-acyl and high-acyl grades are not interchangeable; define the target texture, suspension need and ion system.
Ask for suspension testing in the actual acidic juice, plant-protein drink or mineral-containing beverage.
Include annual volume, 25 kg packing preference, pallet requirement, destination port and sample or pilot-trial needs.
Application screening
Application selection depends on destination-market permission and finished-food trials.
Supports long-term suspension and visual stability when the grade and activation system are correctly selected.
Helps suspend minerals, fiber or cocoa while managing separation and drinking texture.
Can form stable gels in reduced-sugar concepts after pH, solids and ion trials.
Provides suspension, structure or elastic texture in compatible milk and dessert systems.
Low- and high-acyl options enable different firmness, elasticity and release profiles.
Adds body and stability with low use levels after formulation validation.
Commercial specifications
These commercial reference specifications are separate from batch COA results and regulatory requirements. Agree the grade, analytical basis and test methods for your order.
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| Test item | Low Acyl Gellan Gum | High Acyl Gellan Gum |
|---|---|---|
| Appearance | Off-white powder | Off-white powder |
| Purity | 85.0-108.0% | 85.0-108.0% |
| pH | 5.0-8.0 | 5.0-8.0 |
| Suspending ability | Passes | Passes |
| Gel strength | ≥850 g/cm² | ≥400 g/cm² |
| Isopropanol | ≤750 mg/kg | ≤750 mg/kg |
| Identification test | Passes | Passes |
| Loss on drying | ≤15.0% | ≤15.0% |
| 60 mesh sieve pass rate | ≥92% | ≥92% |
| Lead (as Pb) | ≤2 mg/kg | ≤2 mg/kg |
| Heavy metals (as Pb) | ≤20 mg/kg | ≤20 mg/kg |
| Arsenic (As) | ≤2 mg/kg | ≤2 mg/kg |
| Cadmium | ≤1 mg/kg | ≤1 mg/kg |
| Total mercury (Hg) | ≤1 mg/kg | ≤1 mg/kg |
| Total plate count | ≤10,000 CFU/g | ≤10,000 CFU/g |
| Mold and yeast | ≤400 CFU/g | ≤400 CFU/g |
| Coliforms | ≤30 MPN/100 g | ≤30 MPN/100 g |
| Salmonella | Not detected in 10 g | Not detected in 10 g |
Specification note: The commercial “purity 85.0-108.0%” field is not directly comparable with the JECFA assay expressed through carbon-dioxide yield. Specify its measured quantity, method and acyl form in the signed specification. Gellan gum is a variable polymer; C40H68O38 is not a fixed molecular formula for the product.
Technical selection
Choose low acyl for firmer/brittle gel behavior or high acyl for softer/elastic texture, then validate in the real formula.
Share calcium, sodium, potassium, pH, soluble solids and heat-process conditions.
Align gel-strength, suspension and hydration tests before comparing samples.
Confirm residual solvent, metals and microbiological limits for the destination market.
Qualification support
Request the current signed specification or TDS, SDS, test methods and representative or batch COA.
Verify applicable Kosher, Halal, ISO and food-safety documents for the exact grade, source and manufacturing site.
Review the FAO/JECFA gellan gum specification for identity context, then apply destination-market rules separately.
Storage and handling
Buyer questions
Gellan Gum is used in selected food formulations for hydrocolloid, gelling agent and stabilizer functions. Suitability, legal use and dosage must be confirmed for the exact finished food and destination market.
Gellan Gum is identified by CAS 71010-52-1 and INS 418; current Codex GSFA lists 418(i). Confirm the exact supplied grade and current market rules.
The reference minimum order quantity is 500 kg. Sample, trial and commercial availability should be confirmed for the selected grade.
The reference packing is 25 kg bag with PE liner; drum or customer-requested outer packing. Confirm liner, pallet, marks and container loading in the quotation.
Provide the food application, target specification and test methods, quantity, particle or grade preference, destination, pallet requirements, certificates and requested delivery date.
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Specification-led sourcing
Share the application, target grade and limits, quantity, packing, destination and required documents for a relevant bulk-supply proposal.
Tell us your grade and destination market so we can confirm which documents are available for your order.
An external reference is not a batch certificate or a Bespring product specification.