Search Results for 'optical brighteners er 2'

Offering all kinds of Optical Brightening Agents. Main types are OB-1 OB OB(Q)127 KSE KES-1 KCB-A KCB-C KSN KSB CXT CBS-X KOB KOB-1 KOB-L DB-2 DBH DBH-1 DL-1 KPA-5(Y) KPA-F KBF-201 ER-5 PF-3 KB etc. For price and more detailed information, .....

Optical Brightening Agent ER Chemical name: 4, 4’-bis(2, 2’-cyano-phenylene)-benzene Structure: Formula: C24H16N2 Molecular Weight: 332 C.I. Number: 199 Appearance: greenish yellow crystalline powder Melting Point:.....

we can supply following strong products to friends of overseas and domestic at very competitive price. Fluorescent brighteners series: 1.Fluorescent Brighteners ER-I Structure: C.I. 199 2.Fluorescent Brighteners EB-II Structure: C.I. 199:1.....

offer Optical Brightening Agent ER Chemical name: 1, 4'-bis(2-cyanostyryl) Benzene Structural No: C.i 199 CAS NO: 13001-40-6 Molecular formula: C24H16N2 Molecular weight: 332 Properties: It has high whitening brightening effect and.....

.Product name: Optical Brightening Agent ER-Ⅱ Chemical name: 1, 4'-bis(2, 4'-cyano-phenlene)-benzene Structural No: C.i 199:1 Molecular formula: C24H16N2 Molecular weight: 332 Properties: bluish color shade with high whitening.....

We are a leading manufacturer of seris of optical brighteners such as OB, OB-1, KCB, FP-127, CBS-X, ER-I, ER-II etc.And we produce the following products from the raw material and keep the best quality and good stability .Also our products are exported to.....

Dear sirs, We manufacture the following products by ourselves: Optical brightener OB, OB-1, FP-127, KCB, ER-1, ER-11, CBS. intermediates: Thiophene-2, 5-dicarboxyl Acid 4-4`-Bischloromethyl biphenyl .....

we are one of the leading maufacturer of optical brighteners in China.And we have gained ISO9002 certificate since 1999.The product list as follows: Optical brightener OB, OB-1, OB-2, KCB, ER-I, ER-II and their intermeidates, if you are interested in.....