| QUALITY | PRODUCTS | 
| FEEDBACK | CONTACT | 
Oxalyl chlorideAcryloyl chlorideMethacryloyl chlorideEthyl oxalyl chlorideTert-butyl dimethyl chlorsilaneTert-butyl diphenyl chlorsilane3.4-Dihydroxy Benzoic Acid3.4-Dihydroxyethyl benzoate1.2.4-Triazolyl natrium1.2.4-Triazole
Product Name: 3.4-Dihydroxy Benzoic Acid
Structural formula: 
Physical & chemial properties:
Off-white crystalline powder.
Melting point: 199-202°C
Quality index:
Net content: 99. 0 percent min (by liquid chromatography).
Moisture: 0.5 percent max.
Residue after ignition: 0.1 percent max.
Application: It serves as food additive.