Supplier Page from Aladdin Scientific Corporation for Spiramycin I
1,3,5-Trimethyl-4-(tributylstannyl)-1H-pyrazole from Aladdin Scientific Corporation
1,4-Dioxa-spiro[4.5]dec-8-ylamine from Aladdin Scientific Corporation
D-Glutamic acid from Aladdin Scientific Corporation
Potassium stearate from Aladdin Scientific Corporation