sodium azide CAS: 26628-22-8 assay:99.5% ,99% Appearance: white crystalline powder Package:25Kg/drum we are a leading supplier of sodium azide in China, specification as following: NOITEMSPECIFICATION1APPEARANCEWHITE CRYSTALLINE POWDER 2SODIUM AZIDE ASSAY≥99.5%3MOISTURE...

1,6-naphthalene disulfonic acid disodium salt / 1655-43-2 best quality, lowest price We are a leading supplier of dyestuff intermediates in China, 1,6-naphthalene disulfonic acid disodium salt / 1655-43-2 ,our specification as following:appearance: white powder Purity:...

1,6-cleve's acid CAS: 119-79-9 1,6-cleve's acidCAS: 119-79-9 Formula: C10H9O3NSM.W: 223.12 appearance: grey-red powerTotal amino value:98%min.1,6 value:90%min.1,7 value:1%max.insoluble matter:0.3%max.Package:25kg per drum ...

1-amino-7-naphthol CAS:118-46-7 best quality,lowest price 1-amino-7-naphthol /118-46-7 Appearance:grey powderPurity:95%min.Assay:90%min.Melting Point:195°CminInsoluble matter(NaOH):0.1%max ...

1-acetylamino-7-naphthol / 6470-18-4 dyestuff intermediates best quality,lowest price We are a leading supplier of 1-acetylamino-7-naphthol  in China,  our specification as following:Appearance:grey powderAssay:95%minMelting point:190°CminInsoluble...

2,6-naphthalene disulfonic acid disodium salt/ 1655-45-4 best quality, lowest price We are a leading supplier of  2,6-naphthalene disulfonic acid disodium salt  in China, our specification as following:appearance: white powderPurity: 98%min.Aassay: 90%min.Salt:...

Naphthalene-1,5-disulfonic acid disodium salt / 1655-29-4 best qulity , lowest price   Naphthalene-1,5-disulfonic acid disodium salt / 1655-29-4                Appearance:White crystal fine powderContent :...

2,7-naphthalene disulfonic acid disodium salt / 1655-35-2 best quality, lowest price We are a leading manufacturer of 2,7-naphthalene disulfonic acid disodium salt ,CAS no is  1655-35-2 , our specification as following: NOITEMSPECIFICATION1appearancewhite...

We are a Chinese industrial group, rare earth products La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Sc, Y. We are a Chinese industrial group, rare earth products are one of our aspects, we producing Rare earth metal and chemicals. Pls contact us for further details....

We are a Chinese industrial group, rare earth products are one of our aspects, we producing Rare earth metal and chemicals. Pls We are a Chinese industrial group, rare earth products are one of our aspects, we producing Rare earth metal and chemicals. Pls contact us for further...