Description

Solvent Black 34 is a high-performance, solvent-soluble black dye belonging to the diarylmethane chemical class. This product is valued for its excellent tinctorial strength, good solubility in a range of organic solvents, and strong, deep black coloration. It is primarily used in industrial applications where a durable, non-aqueous colorant is required. The compound is identified by CAS No. 32517-36-5.

Application

Solvent Black 34 is a versatile colorant for non-aqueous systems, finding use in numerous industrial sectors:

• Ink Manufacturing: A key pigment for producing high-quality printing inks, including flexographic, gravure, and specialty inks.
• Plastics and Polymers: Used for the mass coloration of various thermoplastics and synthetic fibers to achieve deep, consistent black shades.
• Wood Stains and Polishes: Imparts rich, penetrating color in solvent-based wood finishing products.
• Automotive and Industrial Coatings: Employed in solvent-borne paints and coatings for automotive refinish, industrial equipment, and metal decoration.
• Waxes and Greases: Provides coloration in lubricants, candles, and polishing waxes.
• Office Supplies: Used in the production of permanent markers, stamp pad inks, and other solvent-based writing instruments.

Basic Information

Product Name	Solvent Black 34
CAS No.	32517-36-5
Molecular Formula	C29H27N5
Molecular Weight	445.56 g/mol
Synonyms	Solvent Black 34; C.I. 12195; C.I. Solvent Black 34; Oil Black 860; Aizen Spilon Black C-SHR; Spirit Black SB; Zapon Black X50; Ceres Black BB; Sudan Black 2B; 1,3-Benzenediamine, 4,4'-[(9,10-dihydro-9,10-dioxo-1,4-anthracenediyl)diimino]bis[N-phenyl-
EINECS	251-072-1

Quality Control

Our Solvent Black 34 is manufactured under a strict quality management system to ensure batch-to-batch consistency and performance reliability. Every lot is tested against stringent in-house specifications for key parameters such as color strength, solubility, and purity. A comprehensive Certificate of Analysis (COA) detailing these results is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat sources and incompatible materials. Due to its light-sensitive nature, prolonged exposure to direct light should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Black powder or granules
Identification (IR)	Conforms to standard
Color Strength	100 ± 5% (vs. Standard)
Moisture Content	≤ 1.0%
Ash Content	≤ 0.5%
Solubility (in Toluene)	Clear, complete solution
Particle Size (Passing 80 mesh)	≥ 95%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.