Certificate of Analysis
| Product Name: | L-(-)-Malic acid |
| Catalog Number: | M44907 |
| CAS Number: | 97-67-6 |
Physical and Chemical Properties
| Formula: | C4H6O5 |
| Molecular Weight: | 134.09 |
| Form: | Solid |
| Solubility: | DMSO 90 mg/mL (ultrasonic); Water 90 mg/mL (ultrasonic) |
| Storage: |
Powder -20°C 3 years ; 4°C 2 years In solvent -80°C 6 months ; -20°C 1 month |
| Chemical Structure: |  |
Analytical Data
| QC Standard: | ≥98.0% |
| H-NMR: | Consistent with structure |
Product Information
| Description: | (S)-Malic acid ((S)-2-Hydroxysuccinic acid) is a dicarboxylic acid in naturally occurring form, contributes to the pleasantly sour taste of fruits and is used as a food additive. |
| Stability and Solubility Advice: | Information concerning product stability, particularly in solution, has rarely been reported and in most cases we can only offer a general guide. We recommend that stock solutions, once prepared, are stored aliquoted in tightly sealed vials and used within 1 month. Avoid repeated freeze and thaw cycles. Storage conditions for some special products should refer to their storage details. |