Patton-reeders reagent (Calconcarboxylic acid dihydrate) indicator for metal titration, Supelco®

Supplier: MilliporeSigma
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M-Clarity™ quality level = MQ200

1.04595.0005 1.04595.0025
EM1.04595.0005CS 16742 USD
EM1.04595.0005 EM1.04595.0025
Patton-reeders reagent (Calconcarboxylic acid dihydrate) indicator for metal titration, Supelco®
Patton-reeders reagent (Calconcarboxylic acid dihydrate)
Formula: C₂₁H₁₄N₂O₇S·2H₂O
MW: 474.45 g/mol
MDL Number: MFCD00004078
CAS Number: 3737-95-9
EINECS: 223-117-0

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Specification Test Results

Identity (UV/VIS-Spectrum) passes test
Appearance of solution (0.1 g/l; ethanol) passes test
Absorption maximum λmax. (Ethanol) 569 - 572 nm
Spec. Absorptivity A 1%/1cm (λmax.; 0.025 g/l; ethanol; calc. on water free substance) ≥ 250
Water (according to Karl Fischer) ≤ 9 %
Suitability as indicator (for metal titration) passes test

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