Bumili ng Syringaldehyde cas 134-96-3 na may pabrika na presyo
N-Bromosuccinimide/NBS CAS 128-08-5 supplier ng pabrika
Tetraethylammonium bromide/TEAB 71-91-0
pakyawan p-Cresol/4-Methylphenol cas 106-44-5
mono-Methyl terephthalate/MMT 1679-64-7
Acetyl chloride 75-36-5
N,N-Dimethylformamide/DMF 68-12-2
Propionyl chloride 79-03-8
3-Aminophenol/m-Aminophenol/MAP 591-27-5
Mga Pakyawan Trimesic acid/TMA cas 554-95-0 presyo ng pabrika
Climbazole cas 38083-17-9 na may pabrika na presyo
Phthalic anhydride/o-Phthalic anhydride 85-44-9