Subject:
CBSE BOARD XIIAuthor:
inmaculadaCreated:
1 year agoAnswer:
Ink Blue :-
PubChem CID 455837
Chemical Safety Laboratory Chemical Safety Summary (LCSS) Datasheet
Molecular Formula C37H29N3O9S3
Synonyms Cotton blue Ink Blue C.I. 42780 28983-56-4 4-[Aza(4-{bis[4-(4-sulfophenyl)phenyl]methylen)cyclohexa-2,5-dienylidene)methyl]benzenesulfonic acid, disodium salt
Molecular Weight 755.8
There are hundreds of variations on ink formulas. The average ballpoint pen's ink is composed of dye or pigment particles – carbon black for black pens, eosin for red, or a suspected cocktail of Prussian blue, crystal violet and phthalocyanine blue for the classic blue pen – suspended in a solvent of oil or water.
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