Supplier Page from Aladdin Scientific Corporation for (−)-Erythromycin hydrate
2,2,2-Trifluoroacetophenone from Aladdin Scientific Corporation
4-Ethyl-1,3-dimethyl-1H-pyrazol-5-amine sesquihydrate from Aladdin Scientific Corporation
Harringtonine from Aladdin Scientific Corporation
Lithium arsenate from Aladdin Scientific Corporation