| Dye sensitizers for photodynamic therapy AB Ormond, HS Freeman Materials 6 (3), 817-840, 2013 | 1008 | 2013 |
| Environmental chemistry of dyes and pigments A Reife, HS Freeman John Wiley & Sons, 1996 | 512 | 1996 |
| The contribution of azo dyes to the mutagenic activity of the Cristais River G de Aragao Umbuzeiro, HS Freeman, SH Warren, DP De Oliveira, ... Chemosphere 60 (1), 55-64, 2005 | 486 | 2005 |
| Aquatic toxicity evaluation of new direct dyes to the Daphnia magna JS Bae, HS Freeman Dyes and Pigments 73 (1), 81-85, 2007 | 224 | 2007 |
| Developments in PDT sensitizers for increased selectivity and singlet oxygen production N Mehraban, HS Freeman Materials 8 (7), 4421-4456, 2015 | 219 | 2015 |
| Synthetic dyes based on environmental considerations. Part 2: Iron complexes formazan dyes J Sokolowska-Gajda, HS Freeman, A Reife Dyes and pigments 30 (1), 1-20, 1996 | 174 | 1996 |
| Effects of substituents on the photophysical properties of symmetrical porphyrins AB Ormond, HS Freeman Dyes and pigments 96 (2), 440-448, 2013 | 154 | 2013 |
| Synthesis and dopaminergic activity of (+-)-,(+)-, and (-)-2-dipropylamino-5-hydroxy-1, 2, 3, 4-tetrahydronaphthalene JD McDermed, GM McKenzie, HS Freeman Journal of Medicinal Chemistry 19 (4), 547-549, 1976 | 150 | 1976 |
| Determination of aromatic amines originating from azo dyes by chemical reduction combined with liquid chromatography/mass spectrometry RD Voyksner, R Straub, JT Keever, HS Freeman, WN Hsu Environmental science & technology 27 (8), 1665-1672, 1993 | 134 | 1993 |
| Colorants for non-textile applications HS Freeman, AT Peters Elsevier, 2000 | 133 | 2000 |
| Colour chemistry: the design and synthesis of organic dyes and pigments AT Peters, HS Freeman (No Title), 1991 | 130 | 1991 |
| Mutagenicity evaluation of the commercial product CI Disperse Blue 291 using different protocols of the Salmonella assay G de Aragão Umbuzeiro, H Freeman, SH Warren, F Kummrow, ... Food and chemical toxicology 43 (1), 49-56, 2005 | 127 | 2005 |
| Waste from eucalyptus wood steaming as a natural dye source for textile fibers T Rossi, PMS Silva, LF De Moura, MC Araújo, JO Brito, HS Freeman Journal of cleaner production 143, 303-310, 2017 | 103 | 2017 |
| Mordant dye application on cotton: optimisation and combination with natural dyes YI Ding, HS Freeman Coloration Technology 133 (5), 369-375, 2017 | 96 | 2017 |
| Chlorine disinfection of dye wastewater: Implications for a commercial azo dye mixture FI Vacchi, AF Albuquerque, JA Vendemiatti, DA Morales, AB Ormond, ... Science of the total environment 442, 302-309, 2013 | 91 | 2013 |
| Design, synthesis, and characterization of new iron-complexed azo dyes M Szymczyk, A El-Shafei, HS Freeman Dyes and Pigments 72 (1), 8-15, 2007 | 91 | 2007 |
| Natural dye from Croton urucurana Baill. bark: Extraction, physicochemical characterization, textile dyeing and color fastness properties PM dos Santos Silva, TR Fiaschitello, RS de Queiroz, HS Freeman, ... Dyes and Pigments 173, 107953, 2020 | 88 | 2020 |
| Aquatic toxicity evaluation of copper-complexed direct dyes to the Daphnia magna JS Bae, HS Freeman Dyes and pigments 73 (1), 126-132, 2007 | 79 | 2007 |
| Influences of new azo dyes to the aquatic ecosystem JS Bae, HS Freeman, SD Kim Fibers and polymers 7, 30-35, 2006 | 79 | 2006 |
| Developments in dyestuff chemistry HS Freeman, J Sokolowska Review of Progress in Coloration and Related Topics 29, 8-22, 1999 | 75 | 1999 |
