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Technical Data Sheet CHROMOTROPE 2R

Compound Information
Product Name: CHROMOTROPE 2R
CAS No.: 4197-07-3
Molecular Formula: C16H10N2Na2O8S2
Molecular Weight: 468.37
Storage: Store at RT
Revision Date: 2026-04-15
Analytical Information
Tests Specifications
Solubility H2O: 1?mg/mL, dark red
UV Absorptivity (1%/1 cm) at λmax511 nm (in Methanol): ≥485
Dye content ≥ 77% (Spectrophotometry)
Appearance Brownish-red powder
LOD ≤ 10% (110 oC)
IR Pass test
Disclaimer: This information relates only to the specific material designated and may not be valid for such material used in combination with anyother materials or in any other process. Such information is to be the best of the company's knowledge and believed accurate and reliable as of thedate indicated. However, no representation, warranty or guarantee of any kind, express or implied, is made as to its accuracy, reliability orcompleteness and we assume no responsibility for any loss, damage or expense, direct or consequential, arising out of use. It is the user'sresponsibility to satisfy himself as to the suitableness & completeness of such information for his own particular use.
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