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Food grade ingredient · Acid salt and leavening ingredient · COT
Food Grade Cream of Tartar (Potassium Bitartrate)
Cream of tartar is potassium hydrogen tartrate, also called potassium bitartrate. It is an acidic potassium salt used in suitable bakery, confectionery and culinary systems for leavening reactions, pH adjustment and formulation support.
- Identity
- CAS 868-14-4
- Food designation
- INS 336(i)
- Form / composition
- KC4H5O6
- Specification
- Contact sales
Share the exact grade, application, quantity, packing, destination and required documents.
GradeFood grade, subject to exact-source qualification
SpecificationCurrent document available from sales
PackingConfirmed in the source-specific offer
Batch evidenceCurrent COA available for supplied lots
Direct product answer
What is food grade Cream of Tartar?
Cream of tartar is potassium hydrogen tartrate, also called potassium bitartrate. It is an acidic potassium salt used in suitable bakery, confectionery and culinary systems for leavening reactions, pH adjustment and formulation support.
Commercial suitability depends on the exact source, intended function, full food process and destination-market rules. This page supports preliminary qualification; the current signed specification and batch COA supplied by sales govern the order.
Buyer-intent guide
How to source Cream of Tartar in bulk
Use these long-tail procurement questions when comparing a manufacturer source, China supplier, distributor offer, sample or bulk quotation.
potassium bitartrate bulk
Request CAS 868-14-4 identity, current specification, COA and origin documentation.
cream of tartar for baking powder
Provide the bicarbonate system, target reaction, process and finished-product tests.
potassium hydrogen tartrate INS 336(i)
Verify permitted use and label declaration in the destination market.
Application screening
Cream of Tartar food application guide
These are formulation screening areas, not universal approvals, dosage recommendations or guaranteed outcomes. Confirm legal use and technical performance in the finished food.
Bakery leavening
Screen as an acid component with bicarbonate after reaction and performance trials.
Confectionery
Evaluate pH, crystallization behavior, taste and process compatibility.
Whipped systems
Test foam stability in the actual recipe; performance depends on the complete formulation.
Dry blends
Confirm particle distribution, flow, segregation and moisture protection.
Technical selection
Questions to resolve before approving Cream of Tartar
Identity
Align cream of tartar, potassium bitartrate and potassium hydrogen tartrate naming in documents.
Particle size
Choose granulation for dispersion, dust control and blend uniformity.
Reaction design
Balance acid and bicarbonate on a tested formulation basis.
Origin documents
If wine-process origin or other sourcing claims matter, request traceable declarations.
Private technical documentation
Request the current Cream of Tartar product specification
Bespring Chemical does not publish product specifications for this ingredient online. Contact the sales team for the current source-specific specification or TDS and confirm that its revision, test methods and acceptance criteria match your purchase requirements.
Product documents
Request the current signed specification or TDS, SDS, analytical methods, representative COA and batch COA.
Qualification evidence
Verify applicable food-safety, quality, origin, allergen, Kosher, Halal and site certificates for the exact grade and source.
Independent reference
Review the FAO/WHO JECFA food-additive specifications database, then apply current destination-market rules to the exact finished food.
Compliance note: International identity references do not by themselves authorize every application. The buyer is responsible for confirming the food category, use level, label declaration and other requirements in each destination market.
Storage and handling
Protect Cream of Tartar in storage
- Use source instructionsFollow the current SDS and specification for temperature, ventilation, segregation and shelf life.
- Protect packagingKeep approved containers closed, identified and protected from contamination, moisture and damage.
- Maintain controlsApply appropriate PPE, food-ingredient hygiene, lot traceability and stock rotation.
Buyer questions
Cream of Tartar FAQ
What is food grade Cream of Tartar?
Cream of tartar is potassium hydrogen tartrate, also called potassium bitartrate. It is an acidic potassium salt used in suitable bakery, confectionery and culinary systems for leavening reactions, pH adjustment and formulation support. The current signed specification for the selected source governs supply.
Which identity should buyers use for Cream of Tartar?
CAS 868-14-4; INS 336(i); KC4H5O6. Where the name covers a family or mixture, confirm the exact member and composition before approval.
Why is there no public Cream of Tartar specification on this page?
Product specifications are source- and contract-specific and are not published on this website. Contact Bespring Chemical sales for the current signed specification or TDS, analytical methods and a representative COA.
What documents are available for Cream of Tartar?
Ask for the current specification or TDS, SDS, representative COA, batch COA and relevant food-safety, origin, allergen, Kosher, Halal or other certificates for the exact source.
What should a Cream of Tartar RFQ include?
Provide the exact grade or type, application, critical performance needs, quantity, packing, destination market, required documents, Incoterm and requested delivery date.
Last reviewed 2026-07-26 by Bespring Chemical technical and export team.
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Specification-led sourcing
Request a Cream of Tartar specification and quote
Share the exact grade or type, application, critical performance requirements, quantity, packing, destination and document list for a relevant proposal.
- Current private specification or TDS
- Representative and batch COA
- Packing and logistics confirmation
- Source-specific certificates on request