1.11613
Ferrospectral
GR for analysis (reagent for iron)
Synonym(s):
Ferrospectral, 3-(2-Pyridyl)-5,6-bis(4-phenylsulfonic acid)-1,2,4-triazine disodium salt
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About This Item
Empirical Formula (Hill Notation):
C20H12N4Na2O6S2
CAS Number:
Molecular Weight:
514.44
UNSPSC Code:
12352107
EC Index Number:
248-797-6
Quality Level
technique(s)
photometry: suitable
bulk density
350 kg/m3
storage temp.
15-25°C
InChI
1S/C20H14N4O6S2.2Na/c25-31(26,27)15-8-4-13(5-9-15)18-19(14-6-10-16(11-7-14)32(28,29)30)23-24-20(22-18)17-3-1-2-12-21-17;;/h1-12H,(H,25,26,27)(H,28,29,30);;/q;2*+1/p-2
InChI key
DDIHLFCSEHAOJZ-UHFFFAOYSA-L
Analysis Note
Assay (Perchloric acid titration, calc. on anhydrous substance): ≥ 99 %
Identity (IR-spectrum): passes test
Identity (UV/VIS-Spectrum): passes test
Absorption maximum λmax. (water): 280 - 285 nm
Spec. Absorptivity A 1%/1cm (λmax; 0.01 g/l; water; calculated on anhydrous substance): 410 - 440
Water (according to Karl Fischer): ≤ 8 %
Suitability for photometric Iron determination: passes test
Identity (IR-spectrum): passes test
Identity (UV/VIS-Spectrum): passes test
Absorption maximum λmax. (water): 280 - 285 nm
Spec. Absorptivity A 1%/1cm (λmax; 0.01 g/l; water; calculated on anhydrous substance): 410 - 440
Water (according to Karl Fischer): ≤ 8 %
Suitability for photometric Iron determination: passes test
Storage Class
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
Regulatory Information
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