Indigotine Blue

 
Sample ID:
PK94160
Origin:
Artificial
Chemical Information:
Indigocarmine, C16H8N2Na2O8S2
Sample Type:
Reference material
Description:
Powder sample
History of use:
Starting with the 18th c.
Sample Source:
Kremer Pigments
Alternative names:
Acid Blue 74, Indigo Carmine, Saxon Blue
Material Class:
Synthetic dyes
Acquisition Conditions:
Current intensity: 10.60 µA
Tube voltage: 40 kV
Analysis time: 300 s
No filtering, air atmosphere