Sourcing Starch · Technical File Review

Potato Starch with Technical File Review

For sourcing programs that need samples, specifications, TDS, COA and supplier approval together. Potato Starch should be selected around viscosity, thickening, binding and process conditions rather than treated as equivalent to Potato Flakes or Potato Granules. Supplier data should also be compared under equivalent test methods.

Potato Starch with Technical File Review
Product & Application PositioningSourcing Starch · Technical File Review
Typical ApplicationsImporter approval · Food-factory supplier qualification
Buyer & Sample ReviewSpecification revision · TDS

Product & Application Positioning

Potato Starch with Technical File Review

For importers and food plants, technical performance and documentation are equally important. This route connects samples, specifications, quality files and bulk purchasing. Potato Starch should be selected around viscosity, thickening, binding and process conditions rather than treated as equivalent to Potato Flakes or Potato Granules. Supplier data should also be compared under equivalent test methods.

Specification control

Confirm the exact grade before discussing limits and methods. Potato Starch should be selected around viscosity, thickening, binding and process conditions rather than treated as equivalent to Potato Flakes or Potato Granules. Supplier data should also be compared under equivalent test methods.

Batch documents

The COA should correspond to a batch and should not replace the product specification. Potato Starch should be selected around viscosity, thickening, binding and process conditions rather than treated as equivalent to Potato Flakes or Potato Granules. Supplier data should also be compared under equivalent test methods.

Supplier approval

Review factory, quality system, samples and shipment documents together. Potato Starch should be selected around viscosity, thickening, binding and process conditions rather than treated as equivalent to Potato Flakes or Potato Granules. Supplier data should also be compared under equivalent test methods.

Typical Applications

Typical Applications

  • Importer approval
  • Food-factory supplier qualification
  • Sample-to-bulk transition

Buyer & Sample Review

Buyer & Sample Review

  • 01Specification revision
  • 02TDS
  • 03COA
  • 04Test methods
  • 05Packing & traceability

Technical Reference & Buyer Check Values

Technical Reference & Buyer Check Values

The fields below show the technical references and acceptance points a buyer should confirm. Where a practical reference range is appropriate, it is stated directly; where the value depends on the exact grade or test method, the supplier should report the measured result, method and acceptance condition in the TDS, COA or written specification. The contract specification, approved sample and batch COA remain the final acceptance basis.

Product gradeState the exact Native Potato Starch grade / supplier code, not only “Food Grade”
MoistureUse the approved grade specification; TDS/COA should state the limit and batch result in %
ViscosityState solids %, temperature profile, instrument, speed and test time; compare only under equivalent methods
MicrobiologyCOA should list food-grade microbiological items, methods and batch results
PackingIndustrial food-grade packing; state bag weight, liner, lot code and shelf life in TDS/quotation
TraceabilityProduct code, lot number and production date must match across bag label, COA and PO

Buyer FAQ

Buyer FAQ

What is the difference between TDS and COA?

A TDS describes product technical information, while a COA normally reflects a specific batch. For Potato Starch sourcing, separate whole-potato-solids needs from thickening and binding functions first. If the project also compares Potato Flakes or Potato Granules, review viscosity method, process conditions, sample, TDS and COA separately.

Can one COA approve a supplier?

No. Supplier approval also needs factory, quality-system, consistency and application evidence. For Potato Starch sourcing, separate whole-potato-solids needs from thickening and binding functions first. If the project also compares Potato Flakes or Potato Granules, review viscosity method, process conditions, sample, TDS and COA separately.

What follows a successful sample trial?

Confirm the current specification, packing, bulk quantity, destination and required export documents. Potato Starch should be selected around viscosity, thickening, binding and process conditions rather than treated as equivalent to Potato Flakes or Potato Granules. Supplier data should also be compared under equivalent test methods.

Can viscosity numbers from different Potato Starch suppliers be compared directly?

Only when concentration, temperature programme, instrument, speed and test method are comparable. Buyer approval should also include sample behaviour in the actual formulation. For China Potato Flour sourcing, start from the finished food and process, then define whether Potato Flakes or Potato Granules should enter the first trial. Keep the approved sample, specification, TDS, COA and quotation aligned to the same grade.

Can we request a sample, TDS and COA before a bulk order?

Yes. After the exact product direction is defined, discuss the sample and applicable technical documents together. Share the finished food, key process, target performance and expected volume so the sample grade, TDS, COA and quotation refer to the same sourcing project.

What information helps us receive a more accurate quotation?

Provide the product or application, expected volume, packing, destination country or port and the preferred trade term such as FOB, CFR or CIF. Add any technical, certification or labelling requirements before quotation. For China Potato Flour sourcing, start from the finished food and process, then define whether Potato Flakes or Potato Granules should enter the first trial. Keep the approved sample, specification, TDS, COA and quotation aligned to the same grade.

Sourcing Starch · Technical File Review

Send the Specific Product Requirement

Share the finished food, process, target performance, sample or order volume, packing and destination. Buyer approval should connect the application, process, critical performance points and bulk-supply conditions. Potato Flakes and Potato Granules should be compared in the real formulation rather than selected only by name or price.

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