Chemicals, Daily Chemicals, Auxiliary Chemicals manufacturer / supplier in China, offering Factory Wholesale Proper Price Lab Tested 4-Methoxybenzonitrile CAS 874-90-8 HPLC≥ 99%, 4- (Chloromethyl) Tolunitrile CAS 874-86-2 for API & Drug Intermediate Manufacturing, Bulk Hatu CAS 873798-09-5 Global Shipping & Un-Approved Hazmat Packaging (Class 4.1) and so on.