Sample ID:
PK37250
|
Origin:
Vegetable
|
Chemical Information:
Alkanna roots (Alkanna tinctoria)
|
Sample Type:
Reference material
|
Description:
Dried root
|
History of use:
Since antiquity
|
Sample Source:
Kremer Pigments
|
Alternative names:
C.I. Natural Red 20, NR20
|
Material Class:
Natural organic dyes and pigments
|
Acquisition Conditions:
Current intensity: 10.60 µA
Tube voltage: 40 kV Analysis time: 300 s No filtering, air atmosphere |