4-Hydroxybenzoic acid
CAS:99-96-7
$60

promethazine hydrochloride
CAS:58-33-3
$80

Watermelon ketone
CAS:28940-11-6
$280

1,4-Dimethoxy-2-(2-nitroethenyl) benzene
CAS:40276-11-7
$450

1-Phenylpropane-1,2-dione
CAS:579-07-7
$300

Ethyl acetoacetate
CAS:141-97-9
$60

Iodobenzene
CAS:591-50-4
$60

Methyl acetoacetate
CAS:105-45-3
$60

Acetonitrile
CAS:75-05-8
$60

Silicon dioxide
CAS:7631-86-9
$60

Gibberellic acid
CAS:77-06-5
$60

2-Aminopyrimidine
CAS:109-12-6
$60