Chromotrope® 2R (C.I. 16570)

for microscopy
Indicator for complexometry.

Empirical formula C₁₆H₁₀N₂Na₂O₈S₂
Molar mass (M) 468,39 g/mol
WGK 3
CAS No.[4197-07-3]
EG-Nr. 224-085-0

Water soluble azo dye, stains cytoplasm red. Commonly used in concentrations of 0.5-1.0 %.