TITAN YELLOW (C.I. 19540) INDICATOR REAG. PH EUR

Code: 1013070025 D2-231

Analysis Note

Identity (UV/VIS-Spectrum): passes testAbsorption maximum λmax. (buffer pH 7.0): 398 - 402 nmSpec. Absorptivity A 1%/1cm (λmax; ...


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Analysis Note

Identity (UV/VIS-Spectrum): passes testAbsorption maximum λmax. (buffer pH 7.0): 398 - 402 nmSpec. Absorptivity A 1%/1cm (λmax; 0.01 g/l; buffer pH 7.0; calc. on dried substance): ≥ 350Transition range: pH 12.0 - pH 13.0Yellow - orangeLoss on drying (110 °C): ≤ 8 %Suitability as reagent (for magnesium): passes test

Packaging

25 g in Glass bottle

λmax398-402 nm (buffer pH 7.0)
agencyreag. Ph. Eur.
bulk density310 kg/m3
formsolid
InChI keyCZIRZNRQHFVCDZ-UHFFFAOYSA-L
InChI1S/C28H21N5O6S4.2Na/c1-15-3-13-21-23(25(15)42(34,35)36)40-27(29-21)17-5-9-19(10-6-17)31-33-32-20-11-7-18(8-12-20)28-30-22-14-4-16(2)26(24(22)41-28)43(37,38)39;;/h3-14H,1-2H3,(H,31,32)(H,34,35,36)(H,37,38,39);;/q;2*+1/p-2
loss≤8% loss on drying, 110°C
mp>300 °C (decomposition)
pH5.1 (20 °C, 10 g/L in H2O)
Quality Level200
solubility29 g/L
storage temp.2-30°C
Cas Number1829-00-1
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