Benzoic acid | 65-85-0
Product Physical Data:
| Khoom npe | Benzoic acid |
| Cov khoom | Dawb crystalline khoom |
| Qhov ceev (g / cm3) | 1.08 Nws |
| Melting Point (°C) | 249 |
| Kub taw tes (°C) | 121-125 : kuv |
| Flash point (°C) | 250 |
| Solubility ntawm dej (20 ° C) | 0.34 g / 100 mL |
| Vapor Siab (132 ° C) | 10 mmHg |
| Solubility | Me ntsis soluble hauv dej, soluble hauv ethanol, methanol, ether, chloroform, benzene, toluene, carbon disulphide, carbon tetrachloride thiab turpentine. |
Khoom siv:
1.Chemical synthesis: Benzoic acid yog ib qho tseem ceeb raw khoom rau synthesis ntawm flavours, dyes, saj zawg zog polyurethanes thiab fluorescent tshuaj.
2. Kev npaj tshuaj:Benzoic acid yog siv los ua cov tshuaj nruab nrab hauv kev sib txuas ntawm cov tshuaj penicillin thiab cov tshuaj hauv khw muag khoom.
3. Khoom noj khoom haus kev lag luam:Benzoic acid tuaj yeem siv los ua cov tshuaj tua kab mob, dav siv hauv dej haus, kua txiv hmab txiv ntoo, khoom qab zib thiab lwm yam khoom noj.
Cov ntaub ntawv kev nyab xeeb:
1.Kev sib cuag: Tsis txhob sib cuag ncaj qha nrog benzoic acid ntawm daim tawv nqaij thiab qhov muag, yog tias tiv tauj tsis tau, yaug nrog dej tam sim ntawd thiab nrhiav kev kho mob.
2.Inhalation: Tsis txhob ua pa ntev ntev ntawm benzoic acid vapor thiab ua haujlwm hauv qhov chaw muaj cua zoo.
3.Ingestion: Benzoic acid muaj qee yam toxicity, kev siv sab hauv yog nruj me ntsis txwv.
4.Storage: Khaws benzoic acid kom deb ntawm qhov hluav taws kub thiab cov oxidising cov neeg ua haujlwm kom tsis txhob kub hnyiab.
