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Red

red

Of or relating to a firm or the operations of a firm that are deemed unprofitable. The term derives from the color of ink used to show losses on financial statements. Compare black.
References in periodicals archive ?
Maximum adsorption of Murexide (M) and Brilliant Vital Red (B.V.R) dyes by urea modified rice husk occurred at 150 rpm.
Table-2 is showing Langmuir isothermal parameters for adsorption of Murexide and Brilliant Vital Red dyes by urea modified rice husk.
Second Langmuir parameter 'b' is used for determining separation factor 'R L ' and thermodynamic parameter '(delta)G o ' for adsorption of Murexide and Brilliant Vital Red dyes by urea modified rice husk and given in Table-3.
Its value for adsorption of Murexide and Brilliant Vital Red dyes by urea modified rice husk is -14.392 and -7.012 KJ.mol -1 correspondingly.
Table-3: Separation factor and thermodynamical parameters for adsorptive removal of Brilliant Vital Red and Murexide dyes by urea modified rice husk.
Brilliant Vital Red (Fluka, (Lambda) max = 500 nm, Mol.
Further solutions of dyes were prepared by successive dilution of stock solutions separately for Murexide and Brilliant Vital Red dyes [18, 19].
The effect of different operational conditions on the adsorption of Murexide and Brilliant Vital Red dyes by urea modified rice husk was studied in batch mode within following ranges: adsorbent amount (0.2-2.0g), contact time (10-100 min), pH of dye solutions (1-8), agitation speed (50- 350 rpm) and temperature (10-70 degC).