NAPHTHOL GREEN B excellent quality manufacturer, exporter and supplier. Naphthol Green B is the sodium salt of Naphthol Green Y . Its absorption maximum is 714 nm in water. It is water-soluble. Naphthol Green B is used in histology to stain collagen. Moreover, it is used for polychrome stains with animal tissue. For industry purposes Naphthol Green B is used for staining wool, nylon, paper, anoxidized aluminium and soap.

Technical Specifications:
C.A.S. No. 19381-50-1
CI NO. 10020
M.F. (C10H5O5NNaS)3 . Fe
M.W. 878.45gm/mole



Solubility 0.1 % (Dist. water) Clear solution
Absorption maximum (Dist. water) ?max 712-716nm
Absorptivity maximum (A1%/1cm, in water on dried substance) at ?max >110
Loss On Drying (110°C) <10%

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