Technical Data Sheet
Carmine (C.I. 75470), 10 g
for microscopy
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Cochineal colouring matter
Empirical formula C22H20O13
Molar mass (M) 492,38 g/mol
Density (D) 1,382 g/cm³
WGK 1
CAS No. 1390-65-4
EG-Nr. 215-724-4
Molar mass (M) 492,38 g/mol
Density (D) 1,382 g/cm³
WGK 1
CAS No. 1390-65-4
EG-Nr. 215-724-4
Water-insoluble natural dye, obtained from dried female scale insects (Cochenille). Main ingredient is carminic acid. For use as a dye in microscopy it is applied in conjunction with a mordant, usually based on aluminium, producing a well-staining calcium aluminium lake of carminic acid.
€62.25/Pack Qty.
excl. VAT. | 10 g per Pack Qty.
Art. No. 6859.1
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Product details
Carmine (C.I. 75470) for microscopy
Water-insoluble natural dye, obtained from dried female scale insects (Cochenille). Main ingredient is carminic acid. For use as a dye in microscopy it is applied in conjunction with a mordant, usually based on aluminium, producing a well-staining calcium aluminium lake of carminic acid.
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Carmine (C.I. 75470)
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| Art. No. | Pack Qty. | Pack. | Price | Quantity | |
|---|---|---|---|---|---|
| 6859.1 | 10 g | glass |
€62.25 |
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| 6859.2 | 25 g | glass |
€123.65 |
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|
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Downloads / MSDS
Certificates of Analysis
Type analysis
| Suitability for microscopy | complies |
| Absorption max. (in H2O) | 525-535 nm |
| Loss on drying | ≤20.0 % |
| Dye content | 50.0-55.0 % |