Molekula
L-Tartaric acid
L-Tartaric acid is a naturally occurring organic acid used in food, pharmaceuticals, and chemical synthesis. It functions as a pH adjuster, chelating agent, and enantiomer in asymmetric synthesis. Available in high purity, it has a CAS number of 87-69-4, molecular formula HO2CCH(OH)CH(OH)CO2H, and a molecular weight of 150.09 g/mol. Stored at ambient temperatures, it is classified as a hazardous substance with a signal word of Danger. Molekula supplies L-Tartaric acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
L-Tartaric acid is a naturally occurring organic acid used in food, pharmaceuticals, and chemical synthesis. It functions as a pH adjuster, chelating agent, and enantiomer in asymmetric synthesis. Available in high purity, it has a CAS number of 87-69-4, molecular formula HO2CCH(OH)CH(OH)CO2H, and a molecular weight of 150.09 g/mol. Stored at ambient temperatures, it is classified as a hazardous substance with a signal word of Danger. Molekula supplies L-Tartaric acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Specifications
| Property | Value |
|---|---|
| Appearance | Colourless or translucent to white powder |
| Specific rotation | +12° to +12.8° |
| Conclusion | Complies with EP and FCC, latest editions |
| Loss on Drying | ≤0.5% |
| Sulfate (SO4) | ≤150ppm |
| Chloride (Cl) | ≤100ppm |
| Heavy Metals (Pb) | ≤10ppm |
| Mesh size | 20 - 40 |
| Sulfated ash | ≤0.05% |
| Iron (Fe) | ≤5ppm |
| Assay (dry basis) | 99.7% to 100.5% |
| Lead (Pb) | ≤2ppm |
| Mercury (Hg) | ≤1ppm |
| Calcium (Ca) | ≤200ppm |
| Oxalate (as oxalic acid) | ≤100ppm |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 210 C |
| Shelf Life | 60 months |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| CAS Number | 87-69-4 |
| Molecular Formula | HO2CCH(OH)CH(OH)CO2H |
| Molecular Weight | 150.09 |
| SMILES | [C@@H]([C@H](C(=O)O)O)(C(=O)O)O |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2918120000 |
| Tariff Code | 2918120000 |
Safety & GHS
-
Explosive
GHS01
-
Compressed Gas
GHS04
Hazard statements
- H303 May be harmful if swallowed
- H315 Causes skin irritation
- H317 May cause an allergic skin reaction
- H318 Causes serious eye damage
- H335 May cause respiratory irritation
- H402 Harmful to aquatic life
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
For research and industrial use only
Documents
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Pricing & pack sizes
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is L-Tartaric acid used for?
L-Tartaric acid is commonly used in food and beverage applications as an acidulant and antioxidant, and in pharmaceuticals and chemical synthesis as a chiral building block.
What is the chemical formula and molecular weight of L-Tartaric acid?
The formula is HO2CCH(OH)CH(OH)CO2H with a molecular weight of 150.09 g/mol.
How should L-Tartaric acid be stored?
Store at ambient temperature, protected from moisture and heat, in a tightly closed container.
What grade of L-Tartaric acid is available?
Molekula offers food-grade and technical-grade L-Tartaric acid; please specify your application when ordering.
Can Molekula supply L-Tartaric acid in bulk?
Yes, Molekula can supply L-Tartaric acid in bulk quantities—contact us for pricing and availability.
What documentation comes with an order of L-Tartaric acid?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation can be provided upon request.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.