CAS NO.: 13609-67-1
Appearance: White or  light yellow crystalline powder 
Molecular Fomula: C9H13NO3 
Activity:1.1 Eczema,                                  
1.2 dermatitis                                
1.3 allergic skin diseases
Purity: 99% 
Packaging: 1kg/ Vacuum Aluminum foil bag
Shelf Life: 2 ( two) years