ORANGE G INDICATOR For Microscopy

Short Name: ORANGE G INDICATOR

Other Names: Acid Orange 10, Wool Orange 2G, 1-Phenylazo-2-naphthol-6,8-disulfonic acid disodium salt, 7-Hydroxy-8-phenylazo-1,3-naphthalenedisulfonic acid disodium salt

C.I.No.16230The main use of Orange G is in the OG-6 Papanicolaou stain, to stain keratin. It is also a major component of the Alexander test for pollen staining.

Chemical Specifications

Appearance : Orange powder

Dye content : Min 80%

Absorption maxima in water : 476 - 481 nm

Absorptivity : Min 380

Loss on drying : Max 15%