Sigma Aldrich 27150 Chromotropic acid disodium salt dihydrate puriss. p.a., ACS reagent, for the detection of Ag, ClO3-, Cr, Hg, NO2-, NO32-, Ti, ≥98.0% 50 gr
Kategori
Marka
Stok Kodu
LB.SA.27150-50G-F
Kısa Bilgi
Synonym(s): 1,8-Dihydroxynaphthalene-3,6-disulfonic acid disodium salt, 4,5-Dihydroxynaphthalene-2,7-disulfonic acid disodium salt Linear Formula: (HO)2C10H4(SO3Na)2·2H2O CAS Number: 5808-22-0 Molecular Weight: 400.29 EC Number: 204-972-9 MDL number: MFCD00150612 PubChem Substance ID: 57648221 NACRES: NA.21
| Sigma Aldrich 27150 Chromotropic acid disodium salt dihydrate |
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Synonym(s): 1,8-Dihydroxynaphthalene-3,6-disulfonic acid disodium salt, 4,5-Dihydroxynaphthalene-2,7-disulfonic acid disodium salt
Linear Formula: (HO)2C10H4(SO3Na)2·2H2O
CAS Number: 5808-22-0
Molecular Weight: 400.29
EC Number: 204-972-9
MDL number: MFCD00150612
PubChem Substance ID: 57648221
NACRES: NA.21 |
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PROPERTIES
grade ACS reagent puriss. p.a.
Quality Level 200
Assay ≥98.0%
form powder
quality for the detection of Ag, ClO3-, Cr, Hg, NO2-, NO32-, Ti
technique(s) UV/Vis spectroscopy: suitable
impurities 8-10% water
color off-white
mp >300 °C (lit.)
SMILES string O.O.[Na+].[Na+].Oc1cc(cc2cc(cc(O)c12)S([O-])(=O)=O)S([O-])(=O)=O
InChI 1S/C10H8O8S2.2Na.2H2O/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);;;2*1H2/q;2*+1;;/p-2
InChI key QUEAKWJKJBFNEG-UHFFFAOYSA-L
DESCRIPTION
General description
Chromotropic acid disodium salt dihydrate is a useful analytical reagent widely used in analytical chemistry for fluorometric determinations.
Application
Chromotropic acid disodium salt dihydrate may be employed as a chromogenic reagent in the following studies:
- Quantification of dipyrone in various pharmaceutical preparations.
- Highly sensitive method for rapid determination of beryllium by a fluorimetric method. |
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