Cerium(III) nitrate hexahydrate,99.99% trace metals basis

Xylenol Orange tetrasodium salt,ACS reagent

4-Amino-3-hydroxy-1-naphthalenesulfonic acid,ACS reagent, >=90%

Cadmium perchlorate hydrate,

Cobalt(II) perchlorate hexahydrate,

2,5-Thiophenedicarboxylic acid,99%

N-Z-Ethanolamine, 98%

Potassium chloride,99.999% trace metals basis

N,N-Dimethyl-1,4-phenylenediamine oxalate,98%

Aniline Blue diammonium salt,certified by the BSC

Chitosan,from shrimp shells, practical grade

Dextran sulfate sodium salt,M? ~40,000