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czerwień fenolowa, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. indicator

Dostawca: VWR Chemicals

86160.050EA 212 PLN
86160.050 86160.180 86160.150
czerwień fenolowa, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. indicator
czerwień fenolowa
Formuła: C₁₉H₁₄O₅S
MW: 354,38 g/mol
Numer MDL: MFCD00003552
Numer CAS: 143-74-8

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Wyniki testów specyfikacyjnych

pH Range (Yellow-Red) 6.8 - 8.2
Clarity of Solution Passes Test
Absorption Maximum λ1 (pH 1.2) 503 - 506
Absorption Maximum λ2 (pH 3.0) 430 - 435
Absorption Maximum λ3 (pH 6.5) 430 - 435
Absorption Maximum λ4 (pH 8.8) 557 - 560
Absorptivity (A1%/1 cm; λ1, on Dried Sample) 900 - 1100
Absorptivity (A1%/1 cm; λ2; on Dried Sample) 500 - 700
Absorptivity (A1%/1 cm; λ3, on Dried Sample) 500 - 700
Absorptivity (A1%/1 cm; λ4, on Dried Sample) 1000 - 1200
Insoluble in C₂H₅OH Passes Test
Copper (Cu) ≤0,005
Iron (Fe) ≤0,005
Lead (Pb) ≤0,005
Nickel (Ni) ≤0,005
Loss on Drying (110 °C) ≤5

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