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E334 Tartaric Acid (L-(+)) is a naturally occurring organic acid widely used as an acidity regulator and flavoring agent in food and beverage applications, and E334 Tartaric Acid (L-(+)) is valued for providing a sharp, clean sourness and strong acid performance in many formulations.
E334 Tartaric Acid (L-(+)) is especially associated with grape-derived acidity and is commonly used in beverages, confectionery, bakery, and effervescent systems, and E334 Tartaric Acid (L-(+)) helps control pH and improve flavor balance.
E334 Tartaric Acid (L-(+)) is typically supplied as a white crystalline powder, and E334 Tartaric Acid (L-(+)) performance depends on dosage, dissolution rate, buffering, and overall formulation design in the target product.
CAS Number: 87-69-4
EC Number: 201-766-0
Molecular Formula: C4H6O6
Molecular Weight: 150.09 g/mol
Synonyms: E334 Tartaric Acid (L-(+)), L-(+)-Tartaric Acid, Tartaric Acid, L-Tartaric Acid, (+)-Tartaric Acid, 2,3-Dihydroxybutanedioic Acid, Tartaric Acid Powder, Tartaric Acid Food Grade, Tartaric Acid Acidulant, E334, Tartaric Acid Acidity Regulator, Tartaric Acid for Effervescents, E334 Tartaric Acid (L-(+)), L-(+)-Tartaric Acid, L-Tartaric Acid, (+)-Tartaric Acid, L(+)-Tartaric Acid, Natural Tartaric Acid, Dextrotartaric Acid, 2,3-Dihydroxybutanedioic Acid, 2,3-Dihydroxysuccinic Acid, L-2,3-Dihydroxybutanedioic Acid, (2R,3R)-2,3-Dihydroxybutanedioic Acid, L-(+)-Dihydroxysuccinic Acid, Dextro Tartaric Acid, Food Grade Tartaric Acid, Technical Grade Tartaric Acid, Pharmaceutical Grade Tartaric Acid, Cosmetic Grade Tartaric Acid, Industrial Grade Tartaric Acid, Reagent Grade Tartaric Acid, Analytical Grade Tartaric Acid, Laboratory Grade Tartaric Acid, High Purity Tartaric Acid, Pure Tartaric Acid, Tartaric Acid FCC, Tartaric Acid USP, Tartaric Acid BP, Tartaric Acid EP, Tartaric Acid JP, Tartaric Acid NF, Tartaric Acid Powder, Tartaric Acid Crystalline Powder, Tartaric Acid White Powder, Tartaric Acid Granular, Tartaric Acid Fine Granules, Tartaric Acid Crystals, Tartaric Acid Food Additive, Tartaric Acid Acidulant, Tartaric Acid Acidity Regulator, Tartaric Acid pH Regulator, Tartaric Acid Sequestering Agent, Tartaric Acid Chelating Agent
APPLICATIONS
E334 Tartaric Acid (L-(+)) is used in beverages to provide sharp acidity and enhance fruit flavor brightness, especially in grape and berry profiles.
E334 Tartaric Acid (L-(+)) is incorporated into wine-style beverages and juice products to adjust acidity and improve taste balance.
E334 Tartaric Acid (L-(+)) is used in beverage concentrates and syrups to maintain consistent acidity after dilution.
E334 Tartaric Acid (L-(+)) is used in confectionery to provide strong, clean sourness and improve flavor impact in sour candies.
E334 Tartaric Acid (L-(+)) is incorporated into gummies and chewy candies to adjust tartness and enhance fruit notes.
E334 Tartaric Acid (L-(+)) is used in sour coatings and dusting powders to provide controlled acidity on candy surfaces.
E334 Tartaric Acid (L-(+)) is used in bakery products to adjust pH and support leavening reactions in compatible formulations.
E334 Tartaric Acid (L-(+)) is incorporated into baking powders and baking mixes as an acidulant for controlled reaction with bicarbonates.
E334 Tartaric Acid (L-(+)) is used in bakery fillings to stabilize acidity and improve flavor balance.
E334 Tartaric Acid (L-(+)) is used in effervescent tablets and powders to provide acidity and controlled reaction with bicarbonates.
E334 Tartaric Acid (L-(+)) is incorporated into functional drink tablets to provide stable, pleasant acidity and consistent fizz.
E334 Tartaric Acid (L-(+)) is used in effervescent confectionery to support predictable reaction and flavor release.
E334 Tartaric Acid (L-(+)) is used in jams, jellies, and fruit preparations to adjust pH and improve flavor balance and gel performance.
E334 Tartaric Acid (L-(+)) is incorporated into fruit fillings for bakery to enhance tartness and stabilize acidity.
E334 Tartaric Acid (L-(+)) is used in fruit-based sauces and toppings to provide stable pH and improved taste.
E334 Tartaric Acid (L-(+)) is used in dairy products in selected applications to adjust acidity and improve flavor balance.
E334 Tartaric Acid (L-(+)) is incorporated into flavored dairy desserts to provide tartness and reduce excessive sweetness.
E334 Tartaric Acid (L-(+)) is used in ice cream and frozen desserts to balance sweetness and enhance fruit flavors.
E334 Tartaric Acid (L-(+)) is used in processed foods and sauces to adjust pH and improve flavor brightness.
E334 Tartaric Acid (L-(+)) is incorporated into condiments to provide clean sourness and stable acidity.
E334 Tartaric Acid (L-(+)) is valued because E334 Tartaric Acid (L-(+)) provides strong, clean acidity and reliable pH control, making E334 Tartaric Acid (L-(+)) especially useful for effervescents, confectionery, and beverage acidification.
E334 Tartaric acid (L-(+)) is used as an acidulant in beverages to provide sharp, clean tartness.
E334 Tartaric acid (L-(+)) supports pH control and flavor brightness in fruit-flavored drinks.
E334 Tartaric acid (L-(+)) helps stabilize beverage pH for taste and shelf life.
E334 Tartaric acid (L-(+)) is used in grape-flavored beverages to deliver a characteristic “grape” acidity profile.
E334 Tartaric acid (L-(+)) supports authentic wine- and grape-like tartness in flavor systems.
E334 Tartaric acid (L-(+)) helps improve flavor realism in grape formulations.
E334 Tartaric acid (L-(+)) is used in wine making to adjust acidity and stabilize taste.
E334 Tartaric acid (L-(+)) supports acid correction in must and wine to achieve target balance.
E334 Tartaric acid (L-(+)) helps improve freshness perception and microbial stability through pH control.
E334 Tartaric acid (L-(+)) is used in sparkling wine and beverage base preparation in some processes.
E334 Tartaric acid (L-(+)) supports consistent acidity in fermented and blended beverages.
E334 Tartaric acid (L-(+)) helps improve stability and sensory profile in wine-based products.
E334 Tartaric acid (L-(+)) is used in confectionery to provide sour taste in candies.
E334 Tartaric acid (L-(+)) supports tartness in gummies, chews, and fruit candies.
E334 Tartaric acid (L-(+)) helps balance sweetness and enhance fruit flavor perception.
E334 Tartaric acid (L-(+)) is used in sour candy coatings to deliver strong acid impact.
E334 Tartaric acid (L-(+)) supports bright, fast sourness in dry coatings.
E334 Tartaric acid (L-(+)) helps provide acidity in dry form for candy dusting.
E334 Tartaric acid (L-(+)) is used in hard candies to provide stable acidity and flavor lift.
E334 Tartaric acid (L-(+)) supports controlled sourness in boiled sweets.
E334 Tartaric acid (L-(+)) helps maintain acid strength during storage in many candy systems.
E334 Tartaric acid (L-(+)) is used in chewing gum to provide tartness and flavor enhancement.
E334 Tartaric acid (L-(+)) supports fruit flavor profiles in gum bases.
E334 Tartaric acid (L-(+)) helps maintain consistent sour taste over chewing time.
E334 Tartaric acid (L-(+)) is used in jellies and jams to adjust acidity and support gelation in some formulations.
E334 Tartaric acid (L-(+)) supports pH targets that improve pectin performance.
E334 Tartaric acid (L-(+)) helps improve microbial stability of acidified spreads.
E334 Tartaric acid (L-(+)) is used in bakery fillings and icings to provide tangy flavor notes.
E334 Tartaric acid (L-(+)) supports fruit-forward taste in pastry fillings.
E334 Tartaric acid (L-(+)) helps balance sweetness in frostings and glazes.
E334 Tartaric acid (L-(+)) is used in baking powder and leavening systems as an acid component.
E334 Tartaric acid (L-(+)) supports reaction with bicarbonates to produce CO2 for leavening.
E334 Tartaric acid (L-(+)) helps provide predictable rise and crumb structure in baked goods.
E334 Tartaric acid (L-(+)) is used in baking as part of cream of tartar systems.
E334 Tartaric acid (L-(+)) supports stabilization of egg whites and foams in some recipes.
E334 Tartaric acid (L-(+)) helps improve volume and texture in meringues and angel-food style cakes.
E334 Tartaric acid (L-(+)) is used in confectionery foams to stabilize whipped structures in some formulations.
E334 Tartaric acid (L-(+)) supports foam stability by controlling pH and protein behavior.
E334 Tartaric acid (L-(+)) helps improve texture consistency in aerated sweets.
E334 Tartaric acid (L-(+)) is used in gelatin desserts and pudding mixes to provide tartness.
E334 Tartaric acid (L-(+)) supports stable acidity in dry dessert powders.
E334 Tartaric acid (L-(+)) helps improve flavor release in gelled desserts.
E334 Tartaric acid (L-(+)) is used in dairy desserts to provide tartness and pH adjustment in some formulations.
E334 Tartaric acid (L-(+)) supports flavor balance in fruit yogurts and dairy gels.
E334 Tartaric acid (L-(+)) helps stabilize pH for texture and shelf life in some dairy products.
E334 Tartaric acid (L-(+)) is used in sauces and dressings to adjust pH and provide bright acidity.
E334 Tartaric acid (L-(+)) supports flavor brightness in vinaigrettes and marinades.
E334 Tartaric acid (L-(+)) helps improve microbiological stability in acidified sauces.
E334 Tartaric acid (L-(+)) is used in pickling and brining to adjust acidity in some recipes.
E334 Tartaric acid (L-(+)) supports pH reduction and flavor balancing in brines.
E334 Tartaric acid (L-(+)) helps control pH drift during storage of pickled products.
E334 Tartaric acid (L-(+)) is used in acidified canned and jarred foods to help meet pH targets.
E334 Tartaric acid (L-(+)) supports safe pH control in shelf-stable acidified products.
E334 Tartaric acid (L-(+)) helps reduce need for severe heat treatment in some designs.
E334 Tartaric acid (L-(+)) is used in effervescent tablets as an acid source to react with bicarbonates.
E334 Tartaric acid (L-(+)) supports controlled CO2 release for effervescence.
E334 Tartaric acid (L-(+)) helps improve taste and dissolution behavior in effervescent systems.
E334 Tartaric acid (L-(+)) is used in pharmaceutical syrups and oral liquids as a pH adjuster and flavoring acid in some formulations.
E334 Tartaric acid (L-(+)) supports taste masking by providing pleasant tartness.
E334 Tartaric acid (L-(+)) helps stabilize pH of pH-sensitive actives in some formulations.
E334 Tartaric acid (L-(+)) is used in chewable tablets and supplement powders to provide tart taste.
E334 Tartaric acid (L-(+)) supports improved palatability of vitamin and mineral chewables.
E334 Tartaric acid (L-(+)) helps mask metallic or bitter notes in supplement products.
E334 Tartaric acid (L-(+)) is used in personal care as a pH adjuster in some cosmetic formulations.
E334 Tartaric acid (L-(+)) supports pH balancing in toners, cleansers, and creams.
E334 Tartaric acid (L-(+)) helps maintain product stability and mildness when correctly formulated.
E334 Tartaric acid (L-(+)) is used in cosmetics as an alpha hydroxy acid in some exfoliating products.
E334 Tartaric acid (L-(+)) supports smoothing and brightening effects in leave-on products at controlled levels.
E334 Tartaric acid (L-(+)) helps improve skin texture perception when used correctly.
E334 Tartaric acid (L-(+)) is used in household cleaners as a descaler and mild organic acid.
E334 Tartaric acid (L-(+)) supports removal of limescale from bathroom and kitchen surfaces.
E334 Tartaric acid (L-(+)) helps dissolve alkaline residues and improve cleaning performance.
E334 Tartaric acid (L-(+)) is used in industrial cleaning to dissolve scale and mineral deposits.
E334 Tartaric acid (L-(+)) supports cleaning of heat exchangers and process equipment.
E334 Tartaric acid (L-(+)) helps reduce carbonate scaling in industrial systems.
E334 Tartaric acid (L-(+)) is used in metal cleaning and finishing as a chelating and acidifying agent in some systems.
E334 Tartaric acid (L-(+)) supports removal of light oxide films under controlled conditions.
E334 Tartaric acid (L-(+)) helps improve surface preparation before coating in some processes.
E334 Tartaric acid (L-(+)) is used in laboratory chemistry as a reagent and pH adjuster.
E334 Tartaric acid (L-(+)) supports preparation of buffers and controlled acidity solutions.
E334 Tartaric acid (L-(+)) helps maintain reproducible results in pH-sensitive analyses.
E334 Tartaric acid (L-(+)) is used in analytical chemistry as a complexing agent in some titration systems.
E334 Tartaric acid (L-(+)) supports stabilization of certain metal ions in solution.
E334 Tartaric acid (L-(+)) helps improve endpoint clarity in selected analytical methods.
E334 Tartaric acid (L-(+)) is used in product development to tune acidity and sensory profile in foods and beverages.
E334 Tartaric acid (L-(+)) supports achieving target pH while maintaining desired tartness character.
E334 Tartaric acid (L-(+)) helps optimize flavor authenticity in grape and berry systems.
E334 Tartaric acid (L-(+)) is used in manufacturing troubleshooting to correct pH drift and sourness variability.
E334 Tartaric acid (L-(+)) supports rapid adjustment to meet specification pH and flavor.
E334 Tartaric acid (L-(+)) helps prevent spoilage and off-flavor issues caused by incorrect acidity.
DESCRIPTION
E334 Tartaric Acid (L-(+)) is a dicarboxylic acid found naturally in grapes and many fruits, and E334 Tartaric Acid (L-(+)) is widely used in foods as an acidulant and acidity regulator.
E334 Tartaric Acid (L-(+)) provides a sharp sourness that can be perceived as stronger and more immediate than citric acid in some applications, and E334 Tartaric Acid (L-(+)) is often selected for distinctive acid taste profiles.
E334 Tartaric Acid (L-(+)) lowers pH and can support microbial stability strategies when used with appropriate processing controls, but E334 Tartaric Acid (L-(+)) is not a preservative by itself.
E334 Tartaric Acid (L-(+)) is used in effervescent systems because E334 Tartaric Acid (L-(+)) provides strong acidity and predictable reaction with bicarbonates to generate carbon dioxide.
E334 Tartaric Acid (L-(+)) has good stability under typical food processing conditions, and E334 Tartaric Acid (L-(+)) maintains acidity over shelf life when properly stored.
E334 Tartaric Acid (L-(+)) should be used according to applicable food additive regulations and good manufacturing practices for the target market.
E334 Tartaric Acid (L-(+)) is typically supplied as a white crystalline powder, and particle size affects dissolution rate and performance in dry mixes and coatings.
E334 Tartaric Acid (L-(+)) should be stored in tightly closed containers in a cool, dry place to prevent moisture pickup and caking.
E334 Tartaric Acid (L-(+)) should be handled with good hygiene and dust control practices during bulk powder processing.
E334 Tartaric acid (L-(+)) is a naturally occurring organic acid found in grapes and many fruits.
E334 Tartaric acid (L-(+)) is typically supplied as a white crystalline powder with good water solubility.
E334 Tartaric acid (L-(+)) provides sharp, clean tartness and is strongly associated with grape and wine flavor profiles.
E334 Tartaric acid (L-(+)) is the optically active L-(+) form, which is the common natural form used in foods.
E334 Tartaric acid (L-(+)) is diprotic, so it can provide buffering effects across certain pH ranges.
E334 Tartaric acid (L-(+)) is widely used in beverages, confectionery, bakery leavening systems, and wine making for acidity control.
E334 Tartaric acid (L-(+)) can also act as a chelating agent for certain metal ions, influencing stability in some systems.
E334 Tartaric acid (L-(+)) is used in pharmaceuticals and cosmetics as a pH adjuster and exfoliating acid at controlled levels.
E334 Tartaric acid (L-(+)) should be stored in tightly closed containers in a cool, dry place to prevent moisture pickup and caking.
E334 Tartaric acid (L-(+)) is valued for distinctive tartness, wine-related sensory character, and broad usefulness across food and industrial applications.
PROPERTIES
Chemical Formula: C4H6O6
Molecular Weight: 150.09 g/mol
Common Name: E334 Tartaric Acid (L-(+))
Chemical Type: Organic acid; acidity regulator; acidulant; flavor enhancer
Appearance: White crystalline powder
Odor: Odorless
Taste: Sharp, clean sour taste
Solubility: Soluble in water; solubility increases with temperature
Melting Point: ~170–172°C (decomposes; typical)
pKa Values: ~3.0 and ~4.3 (typical)
Stability: Stable under normal storage and typical food processing conditions
Storage Temperature: 15–30°C, tightly closed, dry
Shelf Life: Typically 24–60 months in original sealed packaging (supplier dependent)
FIRST AID
Inhalation:
Move to fresh air if dust is inhaled.
Seek medical attention if respiratory irritation persists.
Avoid breathing dust during powder handling.
Skin Contact:
Wash with soap and water after contact.
Remove contaminated clothing and wash before reuse.
Seek medical advice if irritation develops or persists.
Eye Contact:
Rinse cautiously with water for several minutes.
Remove contact lenses if present and easy to do, then continue rinsing.
Seek medical attention if irritation persists.
Ingestion:
Rinse mouth with water.
Seek medical attention if discomfort occurs or if a large amount is swallowed.
Never give anything by mouth to an unconscious person.
Note to Physicians:
Treat symptomatically.
No specific antidote is required.
Provide supportive care as needed.
HANDLING AND STORAGE
Handling:
Use appropriate PPE including gloves and safety glasses for bulk handling.
Avoid generating dust and avoid inhalation of fine powder.
Maintain good hygiene and clean-up practices in handling areas.
Ventilation:
Use general ventilation for normal handling.
Use local exhaust where dust may be generated during powder transfer.
Minimize airborne particulate accumulation in enclosed areas.
Storage:
Store in tightly closed containers in a cool, dry place.
Protect from moisture to prevent caking and maintain free-flowing behavior.
Keep containers properly labeled and protected from contamination.
Spill and Leak Procedures:
Sweep up spilled powder and avoid dust generation.
Collect into suitable containers for reuse or disposal according to local regulations.
Clean residues with water if needed and dry the area to prevent slip hazards.
Handling Precautions:
Optimize acid system design by balancing E334 Tartaric Acid (L-(+)) with other acids to achieve desired flavor profile, dissolution behavior, and target pH.
Control dosage because E334 Tartaric Acid (L-(+)) provides strong, sharp sourness that can dominate flavor if overdosed.
Rotate stock using FIFO practices to maintain consistent quality and predictable acidity performance.
