Sodium benzoate
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Category：Paint chemicals Own Brand：MT /MOQ:100KG /From China/ B2B only.
Introduction
532-32-1
C6H5CO2NA
Applications.
1.Preservative and anti-microbial agent, widely used in food, medicine, cosmetics, toothpaste, spices, tobacco and feed industries.
2.Anti-corrosion fluid for automobile cooling system
3.Metal anti-corrosion agent
Names and Identifiers
| Name | Benzoic acid, sodium salt |
| Synonyms | PUROX S ucephan sobenate BENZOTRON(R) femanumber3025 SODIUM BENZOATE Sodium benzoate sodiumbenzoicacid Benzoic acid sodium salt Benzoic acid,sodium salt sodiumbenzoate,medicinal Benzoic acid, sodium salt benzoic acid sodium sigmaultra benzoic acid sodium crystalline |
| CAS | 532-32-1 |
| EINECS | 208-534-8 |
| InChI | InChI=1/C7H6O2.Na/c8-7(9)6-4-2-1-3-5-6;/h1-5H,(H,8,9);/q;+1/p-1 |
| InChIKey | WXMKPNITSTVMEF-UHFFFAOYSA-M |
Physico-chemical Properties
| Molecular Formula | C7H5NaO2 |
| Molar Mass | 144.10317 |
| Density | 1,44 g/cm3 |
| Melting Point | >300 °C (lit.) |
| Boling Point | 249.3°C at 760 mmHg |
| Flash Point | >100°C |
| Water Solubility | soluble |
| Solubility | Soluble in water, slightly soluble in alcohol, 1g soluble in 1 · 8ml of water, 1 · 4ml of boiling water, about 75ml of ethanol, 50ml of mixed solution (47 · 5ml of ethanol and 3 · 7ml of water). |
| Vapor Presure | 0Pa at 20℃ |
| Appearance | White crystalline powder |
| Color | White |
| Merck | 14,8582 |
| BRN | 3572467 |
| pKa | 4.03[at 20 ℃] |
| PH | 7.0-8.5 (25℃, 1M in H2O) |
| Storage Condition | room temp |
| Stability | Stable, but may be moisture senstive. Incompatible with strong oxidizing agents, alkalis, mineral acids. |
| Sensitive | Easily absorbing moisture |
| MDL | MFCD00012463 |
| Physical and Chemical Properties | White crystalline or granular properties, or colorless powder, with a sweet astringent taste. soluble in water and ethanol, glycerol, methanol. |
| Use | Mainly used as food preservatives, also used in pharmaceutical products, dyes, etc |
Risk and Safety
| Hazard Symbols | Xi – Irritant |
| Risk Codes | R36/37/38 – Irritating to eyes, respiratory system and skin. R62 – Possible risk of impaired fertility R63 – Possible risk of harm to the unborn child R68 – Possible risk of irreversible effects R36 – Irritating to the eyes |
| Safety Description | S24/25 – Avoid contact with skin and eyes. S36 – Wear suitable protective clothing. S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
| WGK Germany | 1 |
| RTECS | DH6650000 |
| TSCA | Yes |
| HS Code | 29163100 |
| Toxicity | LD50 orally in rats: 4.07 g/kg (Smyth, Carpenter) |
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