Merck 1045950005 钙羧酸金属指示剂 (C₂₁H₁₄N₂O₇S * 2 H₂O, Glass bottle 5g)
制造商: Merck Model: 1045950005 - 报价要求
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CAS number: 3737-95-9
EC number: 223-117-0
Hill Formula: C₂₁H₁₄N₂O₇S * 2 H₂O
Molar Mass: 474.45 g/mol
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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