Molecular formula: C16H17Br2N4NaO3S.H2O
Appearance: Dark reddish brown powder
Molecular weight: 546.21
Solubility in water: Passed test (clear, red)
Molar absorptivity: > 32 000 (around 503 nm)
Molar absorptivity Cu(II) chelate: > 124 000 (637 nm)
Storage: 2 – 8 °C. Protect from moisture and light
Stability: At least 12 months at 2 – 8 °C
Used in In Vitro Diagnostic tests and Life Sciences, Research & Development
This compound is used for the detection of Cu(II) and Ag(I) in clinical chemistry reagents. Λ max and absorptivity, respectively 639nm/134,000 and 618nm/80,000
2-8 °C