Technical Data Sheet
Ponceau 4R (C.I. 16255), 10 g
extra pure
Pack Qty.
Pack.
Brilliant scarlet 4R, Cochineal Red A, Acid red 18
Empirical formula C20H11N2O10S3Na3
Molar mass (M) 604,47 g/mol
Density (D) 1,772 g/cm³
WGK 1
CAS No. 2611-82-7
EG-Nr. 220-036-2
Molar mass (M) 604,47 g/mol
Density (D) 1,772 g/cm³
WGK 1
CAS No. 2611-82-7
EG-Nr. 220-036-2
Acid-, alkali-, heat- and light-resistant azo dye; alternative for cochineal and carmine
€21.40/Pack Qty.
excl. VAT. | 10 g per Pack Qty.
Art. No. 1XTX.1
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from 6 Pack Qty.
€20.33/Pack Qty.
from 24 Pack Qty.
€19.26/Pack Qty.
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Product details
Ponceau 4R (C.I. 16255) extra pure
Technical Information
| Absorption maximum | 506 nm |
| Soluble in | Water |
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Ponceau 4R (C.I. 16255)
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| Art. No. | Pack Qty. | Pack. | Price | Quantity | |
|---|---|---|---|---|---|
| 1XTX.1 | 10 g | glass |
€21.40 |
|
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| 1XTX.2 | 25 g | glass |
€45.05 |
|
|
| 1XTX.3 | 100 g | glass |
€99.90 |
|
|
|
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Downloads / MSDS
General information
Indicators and Dyes
Carl ROTH offers many indicators and dyes of high purity, which can be used in special applications.
Dyes
Certificates of Analysis
Type analysis
| Appearance | red to dark red powder |
| Loss on drying (135 °C) | ≤20 % |