Dyes are intensely colored or fluorescent organic substances only, which impart color to a substrate by selective absorption of light. Pigments are colored, black, white or fluorescent particulate organic or inorganic solids which usually are insoluble in, and essentially physically and chemically unaffected by, the vehicle or substrate in which they are incorporated.
Erioglaucine Disodium Salt: Water-Soluble Triphenylmethane Anionic Dye
Erioglaucine disodium salt is an anionic dye with outstanding tolerance to heat and acid-base, applied in food coloring, cosmetics and biological staining.
Jun 2，2026 Dyes and Pigments
Crystal Violet: Triphenylmethane Basic Dye
Crystal violet is a positively charged triphenylmethane basic dye with stable structure, widely used in biological staining, disinfection and textile printing.
May 20，2026 Dyes and Pigments
Copper(II) phthalocyanine: Photoelectric Material
Copper(II) phthalocyanine is a high-stability conjugated blue organometallic pigment for traditional coloring which serves as charged electrophoretic particles.
May 17，2026 Dyes and Pigments
Application research of Pigment Red 53:1
Pigment Red 53:1 is a monoazo dye used for manufacturing printing inks, rubber and plastics, and as an additive in cosmetics and drugs.
Apr 17，2026 Dyes and Pigments
Carmine: Sources and Allergy in Urticaria Patients
Carmine, from Dactylopius coccus, forms stable Cu(II) complexes; causes allergies in urticaria patients, with CC38K as main allergen.
Oct 14，2025 Dyes and Pigments
Lithopone: Photo-Induced Zn2? Release, and Multianalytical Study of Historical Samples
Lithopone replaces toxic lead white; it releases Zn2? via photo-dissolution, and historical samples have luminescent impurities analyzed by PL/EPR.
Sep 22，2025 Dyes and Pigments
Exploration of the Application Research of Alizarin Red S
Alizarin red S is a widespread mordant dye derived from alizarin. Its staining has been used for decades to evaluate calcium-rich deposits by cells in culture.
Apr 29，2025 Dyes and Pigments
Erythrosin B: From Food Dye to Multifunctional Biological Tool
Erythrosin B is a biosafe and non-toxic colorimetric dye that can be used as an alternative to Trypan Blue for cell counting and viability assessment.
Apr 28，2025 Dyes and Pigments
Sunset yellow FCF: a permitted food dye
Sunset Yellow FCF (SY), used frequently in ready-made foods, cosmetics, and the pharmaceutical industry, may cause many health problems.
Mar 13，2025 Dyes and Pigments
How does 3,3′-diaminobenzidine enhance fingermarks in blood
The reagent 3,3'-Diaminobenzidine (DAB) is a sensitive alternative to protein stains to enhance fingermarks in blood. In contact with blood, DAB is oxidized to give a brown solid precipitating on the
Dec 9，2024 Dyes and Pigments