Food & beverage
Acidulant in wine, beverages, confectionery and bakery.
Ingredients / Acidulants & pH control / L-Tartaric Acid
Acidulants & pH control
L-Tartaric Acid (E 334)
L-tartaric acid for U.S. manufacturers, from vetted producers. FCC / USP grade on request. Download the sample spec sheet, then send us your grade and quantity.
TRACED · CERTIFIED · RELIABLE · TRANSPARENT · TESTED
Key facts
| CAS No. | 87-69-4 |
|---|---|
| E-number (EU) | E 334 |
| Synonyms | L-tartaric acid, L-2,3-dihydroxybutanedioic acid, d-α,β-dihydroxysuccinic acid |
| Chemical formula | C4H6O6 |
| Molecular weight | 150,09 |
| Description | Colourless or translucent crystalline solid or white crystalline powder |
| Grades | EU Reg. 231/2012 (E 334) sample spec · FCC / USP available on request for U.S. food/pharma use |
| Origin | Confirmed in every offer; stated per lot on the COA |
| Storage, shelf life, packaging | Per the producer's specification, on request |
What L-tartaric acid is
Chemical name: L-tartaric acid. Formula C4H6O6, molecular weight 150,09. Colourless or translucent crystalline solid or white crystalline powder. (Source: EU Regulation 231/2012, E 334.)
Applications by industry
Sample specification
Values from EU Regulation 231/2012 (E 334), consolidated text of 18.08.2026. Actual values depend on the producer; the producer's specification and the COA for your lot are available on request.
| Assay | Content not less than 99,5 % on the anhydrous basis |
|---|---|
| Loss on drying | Not more than 0,5 % (over P2O5, 3 hours) |
| Sulphated ash | Not more than 1 000 mg/kg (after calcination at 800 ± 25 °C) |
| Lead | Not more than 2 mg/kg |
| Mercury | Not more than 1 mg/kg |
| Oxalates | Not more than 100 mg/kg expressed as oxalic acid, after drying |
Download the full spec sheet (PDF)
Documents and sourcing
Droplet promise. Origin confirmed in every offer. Sample lot record on request, from the producer. SDS, allergen and other statements on request. We work with vetted producers and give you access to U.S.- and EU-stocked material through our partner network.
Data sheet, SDS and COA on request. Every delivery ships with a COA linked to the delivered lot.
Questions buyers ask
What is L-tartaric acid used for?
Typical uses by industry. Food & beverage: Acidulant in wine, beverages, confectionery and bakery. Suitability for your product and market is confirmed with the producer's specification.
Which grades can McBoeck supply?
Food grade to EU Regulation 231/2012 (E 334). FCC / USP grade is available on request for U.S. food and pharma use. Particle size and other grade details follow the producer's specification, on request.
Which documents come with L-tartaric acid?
Every delivery ships with a COA linked to the delivered lot. Origin confirmed in every offer. Sample lot record on request, from the producer. SDS, allergen and other statements on request.
What does the sample spec sheet show?
Limits for assay, loss on drying, sulphated ash, lead, mercury and oxalates, taken from EU Regulation 231/2012. Actual values depend on the producer; the producer's specification and the lot COA are available on request.
How do I get a quote?
Send us the grade, quantity and delivery location through the quote form or at [email protected]. We work with vetted producers and give you access to U.S.- and EU-stocked material through our partner network.
Related acidulants & pH control
Acetic AcidCalcium CitrateCalcium GluconateCitric Acid, AnhydrousAll acidulants & pH control
Need L-tartaric acid?
Send us the grade, quantity and delivery location. Email [email protected] or call +1 (713) 766-6811.