Logwood Extract

 
Sample ID:
PK36110
Origin:
Vegetable (Haemotoxylum campechianum); Provenance: France
Chemical Information:
Natural logwood extract (Haemotoxylum campechianum)
Sample Type:
Reference material
Description:
Powder sample (0-120 µ)
History of use:
Since antiquity
Sample Source:
Kremer Pigments
Alternative names:
C.I. Natural Black 1, NBk1, Logwood Lake, Log Wood Extract
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