URANINE AP (C.I. 45350) CONCENTRATED FOR THE EXAMINATION OF SUBTERRANEAN WATERS

Code: 1084620100 D2-231

Analysis Note

Identity (UV/VIS-Spectrum): passes test

Appearance: Reddish-brown powder, eventually with granular and bright parts.

Absorption maximum λm...


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Analysis Note

Identity (UV/VIS-Spectrum): passes test

Appearance: Reddish-brown powder, eventually with granular and bright parts.

Absorption maximum λmax. (buffer pH 8.0): 489 - 491 nm

Spec. Absorptivity A 1%/1cm (λmax; 0.005 g/l; buffer pH 8.0; calc. on dried substance): ≥ 1800

Loss on drying (110 °C): ≤ 7 %

Packaging

1 kg in Metal can

λmax489-491 nm (buffer pH 8.0)
bulk density600 kg/m3
colorred-brown
formpowder
InChI keyNJDNXYGOVLYJHP-UHFFFAOYSA-L
InChI1S/C20H12O5.2Na/c21-11-5-7-15-17(9-11)25-18-10-12(22)6-8-16(18)19(15)13-3-1-2-4-14(13)20(23)24;;/h1-10,21H,(H,23,24);;/q;2*+1/p-2
loss≤7% loss on drying, 110°C
mp>300 °C
pH8.3 (20 °C, 10 g/L in H2O)
potency6720 mg/kg LD50, oral (Rat)
Quality Level200
solubility500 g/L
storage temp.2-30°C
technique(s)titration: suitable
Cas Number518-47-8
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