Fluorescein disodium salt concentrate for examination of subterranean waters (Uranine AP) (C.I. 45350), Supelco®
Supplier: MilliporeSigma
Certificates
About this item
CAS Number:518-47-8
:
Formula:C₂₀H₁₀Na₂O₅
MDL Number:MFCD00167039
:376.28 g/mol
Storage Temperature:Ambient
Specification Test Results
- Identity (UV/VIS-Spectrum):passes test
- Appearance:Reddish-brown powder, eventually with granular and bright parts.
- Absorption maximum λmax. (buffer pH 8.0):489 - 491 nm
- Spec. Absorptivity A 1%/1cm (λmax; 0.005 g/l; buffer pH 8.0; calc. on dried substance):≥ 1800
- Loss on drying (110 °C):≤ 7 %
Specification Test Results
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