BEIJING CENTURY RICHAP CHEMISTRY CO., LTD

p-Tolunitrile CAS No.:*******8 Molecular Formula:C8H2N Molecular Weight:*7.*5 Specification: Purity:*9%

2, *-DIMETHYLBUTYRIC ACID CAS No.: *******9 Molecular Formula: C2H5C(CH3) 2COOH Molecular Weight: **6.*6

SARCOSINE CAS No:*******1 Structural Formula: M

*-CHLOROACETOPHENONE CAS No.:********9 Molecular Formula:C8H7OCl Molecular Weight:**4.6 Specification: Pu

PINACOL, anhydrous CAS No.: ******5 1. Structure Formula: Che

Fluorescent Brightener ER(OB **9) Chemical Name: 1, *-Bis(*-Cyano Styryl)Benzene Molecular Formula: C*4H*6

2, *-Thiophenedicarboxylic Acid CAS No.: ********9 Molecular Formula: C6H4O4S Molecular Weight: **2.*6

1, 3, *-trichlorobenzene cas no.:*******3 purity:*9%minMolecular Formula:C6H3CL3 Molecular Weight:**1.*5

*-PHENYLBUTYRIC ACID CAS No.:******7 Molecular Formula: C*0H*2O2 Molecular Weight: **4.*1 Specific