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Specification Sheet

Acid orange II

: 4-(2-Hydroxy-1-naphthylazo)benzenesulfonic acid sodium salt, Acid Orange A, Acid Orange 7, Orange II, Tropaeolin 000 No. 2

: A 1371

: for microscopy

: C16H11N2NaO4S

: 350.32

: Acid orange II - is a pH indicator and applicable in biological applications.

: A 1371 (OTTO) Acid orange II Cas no 633-96-5 - used in the Wilson-Ezrin method for pituitary acidophils, as a counterstain following Heidenhain’s or Weigert’s hematoxylin on paraffin sections.


Properties

: Powder

: Orange

: About 484 nm

: 164° C


Safety Information

Signal word Warning
Hazard statements H315-H319-H335
Precautionary statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US), Eyeshields, Gloves
WGK Germany 3
RTECS DB7084000


PackingsPrice (INR)
25 gm 342.00
100 gm 1305.00
5 kg POR
4 x 25 kg POR