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LC3251 Hydroxynaphthol blue

metal (pM) indicator

 

Order number Packaging Quantity Price €
AC30251 Glass bottle  25 g 106.20

 

Product information
Synonyms 2,2′-Dihydroxy-1,1′-azonaphthalene-3′,4,6′-trisulfonic acidtrisodiumsalt
Hill Formula C20H11N2Na3O11S3
HS Code 2927 00 00
EC number 264-197-7
Molar mass 620.48 g/mol
CAS number 63451-35-4

 

Chemical and physical data
Solubility 340 g/l (20 °C)
Molar mass 620.48 g/mol
Bulk density 330 kg/m3
pH value 6.7 (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.

 

Specifications
Appearance of solution conforms
Loss on drying (105 °C) ≤ 5.0 %
Suitability as indicator (for metal titration) conforms

 

Hydroxynaphthol blue, Laboratory chemicals, Laboratory Chemicals manufacturer, Laboratory chemicals india, Laboratory Chemicals directory, elabmart

 

Loss on drying (105 °C)