EINECS NO.:246-376-1 HS CODE:2916190090 分子式:C6H7KO2 官网:150.22
EINECS NO.:203-768-7 HS CODE:2916190090 分子式:C5H8O12 官网:112.13
CAS:98-92-0 分子式:C6H6N2O 官网:122.12464 官网:93.12
HS CODE:2915211100 UN NO.:2789 分子式:C2H4O2 官网:60.05