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LC1377 Chromotropic acid disodium salt dihydrate

GR for analysis ACS,Reag. Ph Eur

 

Order number Packaging Quantity Price €
AC28377 Glass bottle 25 g 21.15

 

Product information
Grade ACS,Reag. Ph Eur
Synonyms 4,5-Dihydroxy-2,7-naphthalene disulfonic acid sodium salt
Hill Formula C10H6Na2O8S2 * 2 H2O
HS Code 2908 99 10
EC number 204-972-9
Molar mass 400.30 g/mol
CAS number 5808-22-0

 

Chemical and physical data
Solubility 170 g/l (20 °C)
Melting point >300 °C
Molar mass 400.30 g/mol
Bulk density 780 kg/m3
pH value 3.6 (10 g/l, H2O, 20 °C)

 

Safety information
Storage class 10 – 13 Other liquids and solids
WGK WGK 3 highly water endangering
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

 

Transport information
Declaration (transport by sea) IMDG-Code No Dangerous Good
Declaration (transport by air) IATA-DGR No Dangerous Good

 

Specifications
Appearance Greyish white to brownish white powder.
Assay (acidimetric, calc. on anhydrous substance) ≥ 98.5 %
Identity (IR-spectrum) passes test
Appearance of solution (5 %; water) passes test
Water (according to Karl Fischer) 8.5 – 9.5 %
Sensitivity
– of formaldehyde
passes test
– of nitrate passes test

 

Chromotropic acid disodium salt dihydrate, Laboratory chemicals, Laboratory Chemicals manufacturer, Laboratory chemicals india, Laboratory Chemicals directory, elabmart