Tinting Strength：100±3%
Shade & Tone：Conform to reference standard
Loss on Drying：≤1.0%
Water Insoluble Substance：≤0.5%
Residue on Ignition：≤0.3%
Moisture：≤0.8%
Heavy Metals：≤10 ppm
pH (1% Aqueous Solution)：5.0～7.0
Identification：IR spectrum & color reaction compliant
Biological staining reagent
Classic basic dye for Gram staining, tissue section, cell staining and microbial microscopic examination, widely used in laboratory.
Industrial coloring agent
Cationic basic dye for paper, acrylic fiber, leather, wool and wood coloring, featuring high tinting strength and bright shade.
Daily chemical & stationery
Used in ballpoint pen ink, stamp pad ink, carbon paper, shoe polish, crayons and pigment blending.
Antiseptic & bacteriostatic raw material
With antibacterial and disinfection properties, applied in low-concentration external antiseptic products.
Analytical indicator
Used as acid-base indicator and redox color reagent for water quality testing and chemical solution analysis.
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