1.08462
Uranine AP (C.I. 45350)
concentrated for the examination of subterranean waters
Synonym(s):
Uranine AP (C.I. 45350)
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| Size/SKU | Availability | Price |
|---|---|---|
100 g | Check Cart for Availability | $123.00 |
1 kg | Check Cart for Availability | $876.00 |
About This Item
Empirical Formula (Hill Notation):
C20H10Na2O5
CAS Number:
Molecular Weight:
376.27
UNSPSC Code:
12171501
EC Index Number:
208-253-0
NACRES:
NA.21
MDL number:
Quality Segment
form
powder
potency
6720 mg/kg LD50, oral (Rat)
technique(s)
titration: suitable
loss
≤7% loss on drying, 110°C
color
red-brown
pH
8.3 (20 °C, 10 g/L in H2O)
mp
>300 °C
solubility
500 g/L
bulk density
600 kg/m3
λmax
489-491 nm (buffer pH 8.0)
storage temp.
2-30°C
SMILES string
[Na+].[Na+].[O-]c1cc2c(cc1)C(=C4C(=CC(=O)C=C4)O2)c3c(cccc3)C(=O)[O-]
InChI
1S/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
InChI key
NJDNXYGOVLYJHP-UHFFFAOYSA-L
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 %
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 %
Storage Class
11 - Combustible Solids
wgk
WGK 1
flash_point_f
423.7 °F - Pensky-Martens closed cup
flash_point_c
217.6 °C - Pensky-Martens closed cup
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