Classification
Product TypeIngredient
Product FormPowder / Crystalline
Industry PositionFood Additive (Acidity Regulator / Sequestrant / Stabilizer)
Market
Trisodium citrate (INS 331(iii), “sodium citrate”) is permitted for use in foods sold in Singapore under the Singapore Food Regulations, typically under GMP conditions. Singapore functions primarily as an import-dependent market for food additives and ingredients, with commercial imports controlled through SFA licensing/registration and Customs permitting via TradeNet. Demand is tied to processed food and beverage formulation needs, where trisodium citrate is used for acidity regulation, sequestration and stabilization. Trade and compliance risk is dominated by regulatory conformity (permitted-additive status, correct declaration, and document readiness) rather than agronomic seasonality or domestic production cycles.
Market RoleImport-dependent consumer and regional trading hub
Domestic RolePermitted formulation input for processed foods manufactured/imported for sale in Singapore
Market Growth
Risks
Regulatory Compliance HighIf trisodium citrate (INS 331(iii)) is used or supplied outside SFA’s permitted-additives framework (or cannot be supported against the Singapore Food Regulations), imports or downstream sale can be blocked through enforcement actions, including detention and non-compliance outcomes.Verify INS 331(iii) status and conditions of use against the SFA permitted-additives list and relevant schedules; ensure COA and product identity match the declaration and intended food-use category before shipment.
Documentation Gap MediumMissing or incorrect SFA licence/registration (classification-dependent) or absence of a valid TradeNet Customs import permit can delay clearance and disrupt production schedules for manufacturing users.Confirm SFA import pathway early, apply the Customs import permit via TradeNet before arrival, and maintain a shipment-level checklist (invoice, packing list, transport doc, COA, and any required certificates).
Supply Concentration MediumSingapore’s imports of HS 291815 (salts and esters of citric acid, a category that includes sodium citrate salts) show concentrated sourcing from a small set of origins, increasing vulnerability to upstream supply disruptions and price volatility.Qualify multiple origins/suppliers and maintain safety stock based on lead-time risk; monitor upstream constraints in major supplying countries.
Traceability And Recall Readiness MediumTraceability and recall responsiveness expectations are tightening in Singapore’s food system, increasing compliance burden on importers and key distribution-node businesses over time.Implement lot-based inventory controls that link inbound permits and COAs to outbound customers; run periodic mock-recall drills aligned to SFA direction/recall workflows.
Standards- ISO 22000 (Food safety management systems)
- FSSC 22000 (ISO-aligned food safety certification scheme)
FAQ
Is trisodium citrate (INS 331(iii)) permitted as a food additive in Singapore?Yes. SFA’s list of food additives permitted under the Singapore Food Regulations includes INS 331(iii) Trisodium citrate (sodium citrate), generally under GMP conditions, subject to any specific schedule conditions where applicable.
What are the key import compliance steps for bringing trisodium citrate into Singapore for commercial use?You need the relevant SFA licence or registration depending on how the product is classified for import, and you must obtain a Customs import permit through TradeNet before the goods arrive. Keep core supporting documents (invoice, packing list, transport document and a batch Certificate of Analysis) and retain trade documents for at least 5 years for Customs checks.
Will Singapore charge duty or GST on imported trisodium citrate?Customs duty in Singapore applies mainly to specific dutiable categories, while other goods are generally non-dutiable; however, import GST is generally payable on imports unless a relief or suspension arrangement applies. Import GST is collected by Singapore Customs and IRAS guidance provides the calculation basis and prevailing GST rate examples.