Classification
Product TypeRaw Material
Product FormDried
Industry PositionPrimary Agricultural Product
Raw Material
Market
Dried mung bean (green gram) in Tanzania is a storable pulse traded through domestic grain channels and present in international trade flows reported by UN Comtrade/ITC. Marketability is mainly driven by post-harvest drying, cleaning/sorting, and freedom from live storage pests and foreign matter; most commercial movement is in bulk bags via inland corridors and, for overseas trade, maritime shipment through Tanzania’s main seaport logistics.
Market RoleProducer with domestic consumption and export trade presence
Domestic RoleStaple pulse traded in domestic grain markets; used in household cooking and foodservice
Specification
Physical Attributes- Clean, well-dried whole seeds with minimal broken/split content
- Free from stones, soil, and other foreign matter
- No live insects or active infestation signs in packed lots
Compositional Metrics- Moisture management to reduce mold risk and storage-pest pressure (buyer-set maximum moisture limits)
Packaging- Bulk bagging for trade (commonly woven polypropylene sacks; buyer labeling/marking requirements vary)
Supply Chain
Value Chain- Harvest → field/yard drying → threshing → primary cleaning → aggregation by traders → secondary cleaning/sorting → bagging → inland transport → export dispatch or domestic wholesale distribution
Temperature- Ambient shipment is typical; quality protection relies on keeping product dry and preventing condensation in storage/containers
Atmosphere Control- Ventilation and dry packaging/storage conditions reduce condensation-driven spoilage risks
Shelf Life- Shelf life is primarily limited by moisture ingress and storage-pest infestation rather than temperature (under dry, pest-controlled storage, shelf life is extended)
Freight IntensityMedium
Transport ModeMultimodal
Risks
Phytosanitary and Storage Pests HighLive storage pests or evidence of infestation in dried mung bean lots can trigger destination-market phytosanitary actions (detention, mandatory treatment, rejection, or re-export), directly disrupting trade execution and damaging supplier approval status.Implement strict post-harvest drying, sealed dry storage, pest monitoring, and pre-shipment inspection; agree treatment options (where legally permitted) and acceptance criteria in the sales contract.
Logistics MediumInland corridor delays and port/container dwell time increase exposure to humidity and schedule slippage, raising quality-claim risk and cost overruns for bulk pulse shipments.Use moisture-barrier liners, desiccants where appropriate, and pre-book logistics; maintain contingency time buffers and use quality photos/COA at stuffing.
Climate Variability MediumRainfall variability can reduce production and affect seed size/quality, tightening exportable surplus and increasing price volatility for buyers reliant on Tanzania-origin lots.Diversify sourcing regions and contracting periods; use forward contracts with quality bands and substitution clauses.
Residues and Contaminants Compliance MediumPesticide residue non-compliance or mold-related quality issues can lead to border non-compliance outcomes and buyer claims, especially for stringent markets.Require documented pesticide-use controls, run representative lab testing per lot (residues/mycotoxin screens as required), and maintain clean, dry handling systems.
Documentation Gap LowMissing or inconsistent certificates (e.g., origin or phytosanitary when required) can cause clearance delays and demurrage, even when product quality is acceptable.Use a destination-specific document checklist and conduct pre-advice document review with the buyer/import agent before vessel departure.
Sustainability- Climate variability (rainfall shocks) affecting pulse yields and lot-to-lot consistency
- Post-harvest loss risk (storage pests) driving the need for improved storage and drying practices
Labor & Social- Smallholder sourcing often has limited formal documentation; buyers may require human-rights due diligence and supplier traceability controls aligned to ILO/US DOL risk guidance for agricultural supply chains
Sources
UN Statistics Division (UN Comtrade) — UN Comtrade Database — international merchandise trade by commodity
International Trade Centre (ITC) — ITC Trade Map — trade statistics and market access indicators for commodities
Food and Agriculture Organization of the United Nations (FAO) — FAOSTAT — crops and livestock products statistics (production context for pulses)
International Plant Protection Convention (IPPC) — International Standards for Phytosanitary Measures (ISPMs) and phytosanitary certification framework
East African Community (EAC) Secretariat — EAC Customs Union framework and Common External Tariff (CET) reference context
Tanzania Bureau of Standards (TBS) — National standards and conformity assessment oversight for food products in Tanzania
Ministry of Agriculture, United Republic of Tanzania — Plant health/SPS oversight and export inspection reference context (phytosanitary services)
Tanzania Ports Authority — Port operations reference context for Tanzania’s main maritime export gateway
International Labour Organization (ILO) and U.S. Department of Labor — Child labor/forced labor risk guidance and reporting relevant to agricultural supply chains (due diligence context)