27150
Chromotropic acid disodium salt dihydrate
puriss. p.a., ACS reagent, for the detection of Ag, ClO3-, Cr, Hg, NO2-, NO32-, Ti, ≥98.0%
Synonym(s):
1,8-Dihydroxynaphthalene-3,6-disulfonic acid disodium salt, 4,5-Dihydroxynaphthalene-2,7-disulfonic acid disodium salt
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About This Item
Quality Level
grade
ACS reagent, puriss. p.a.
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
General description
Application
- Quantification of dipyrone in various pharmaceutical preparations.
- Highly sensitive method for rapid determination of beryllium by a fluorimetric method.
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signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
Storage Class
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
dust mask type N95 (US), Eyeshields, Gloves
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Global Trade Item Number
| SKU | GTIN |
|---|---|
| 27150-10G-F | 04061835365548 |
| 27150-250G-F | 04061835365555 |
| 27150-50G-F | 04061835365562 |