CHROMOTROPIC ACID DISODIUM SALT DIHYDRATE FOR ANALYSIS ACS;REAG. PH EUR

Code: 1024980025 D2-231

Analysis Note

Appearance: greyish white to brownish white powderAssay (acidimetric, calc. on anhydrous substance): ≥ 98.5 %Identity (IR-spectrum): passes testAppearance...


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Analysis Note

Appearance: greyish white to brownish white powderAssay (acidimetric, calc. on anhydrous substance): ≥ 98.5 %Identity (IR-spectrum): passes testAppearance of solution (5 %; water): passes testWater (according to Karl Fischer): 8.5 - 9.5 %Sensitivity (of formaldehyde): passes testSensitivity (of nitrate): passes test

Linkage

Replaces: DX1460-1

Packaging

25 g in Glass bottle

agencyreag. Ph. Eur.
assay≥98.5% (acidimetric)
bulk density780 kg/m3
colorgray-white to brownish white
compositionWater, 8.5-9.5% Karl Fischer
formsolid
gradeACS reagent
InChI keyHLVXFWDLRHCZEI-UHFFFAOYSA-L
InChI1S/C10H8O8S2/c11-8-3-6(19(13,14)15)1-5-2-7(20(16,17)18)4-9(12)10(5)8/h1-4,11-12H,(H,13,14,15)(H,16,17,18)/p-2
mp>300 °C
pH3.6 (20 °C, 10 g/L in H2O)
Quality Level200
storage temp.2-30°C
Cas Number5808-22-0
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