(+)-SODIUM L-ASCORBATE CRYSTAL& 100 G
Rp 2.557.000
Hotline (061) 6641391
indicator Reag. Ph Eur
Synonym(s): Titan yellow (C.I. 19540), Clayton yellow, Naphthamine G, Thiazole yellow
Empirical Formula (Hill Notation): C28H19N5Na2O6S4
Identity (UV/VIS-Spectrum): passes test
Absorption maximum λmax. (buffer pH 7.0): 398 - 402 nm
Spec. Absorptivity A 1%/1cm (λmax; 0.01 g/l; buffer pH 7.0; calc. on dried substance): ≥ 350
Transition range: pH 12.0 - pH 13.0Yellow - orange
Loss on drying (110 °C): ≤ 8 %
Suitability as reagent (for magnesium): passes test
Rp 2.557.000
Rp 1.798.000
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