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Sample ID:
PK36040
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Origin:
Animal (Coccus cacti)
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Chemical Information:
Natural organic dye obtained from the females insects known as Coccus cacti; color mostly from carminic acid, kermes acid and laccainic acid D
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Sample Type:
Reference material
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Description:
Dried female scale insects
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History of use:
Since antiquity
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Sample Source:
Kremer Pigments
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Alternative names:
C.I. Natural Red 4, NR4, Coccus Cacti Extract, Cochinilla, Carmine Lake
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Material Class:
Natural organic dyes and pigments
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Acquisition Conditions:
Current intensity: 10.60 µA
Tube voltage: 40 kV Analysis time: 300 s No filtering, air atmosphere |
