Product Description
Direct Pigment Yellow 3 is a greenish light yellow powder with a bright and vivid color. It is soluble in organic solvents such as ethanol and acetone when heated, and it turns yellow upon contact with concentrated sulfuric acid. The pigment remains stable in concentrated nitric acid, concentrated hydrochloric acid, and dilute sodium hydroxide. It demonstrates excellent lightfastness and heat resistance. This pigment is primarily intended for scientific research and is not suitable for diagnostic or therapeutic purposes.
The pigment has a total solid content of 55% and a pigment solid content of 40%, with a pH range of 6–8. Its performance characteristics include water washing fastness (stain level 4–5), fading level (3–4), temperature resistance (up to 180°C at 6% concentration and 160°C at 1% concentration), dry rubbing fastness (3–4), wet rubbing fastness (3), alkaline and acid treatment fastness (both level 4), as well as excellent light fastness and weather resistance (both level 7).
Properties
| Melting point | 230 °C(Solv: ethanol (64-17-5)) |
| Boiling point | 559.1±50.0 °C(Predicted) |
| density | 1.49±0.1 g/cm3(Predicted) |
| vapor pressure | 0Pa at 25℃ |
| pka | 6.83±0.59(Predicted) |
| Colour Index | 11710 |
| LogP | 2.9 at 25℃ and pH7 |
| CAS DataBase Reference | 6486-23-3(CAS DataBase Reference) |
| EPA Substance Registry System | C.I. Pigment Yellow 3 (6486-23-3) |
Product Application
This pigment is recommended for use in textile printing, various types of textiles, interior and exterior wall paints, watercolor paints, papermaking, and printing inks.
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Company Profile
Nestled in the core chemical industrial cluster of Shandong Province, Shandong Rongsheng Chemical Co., Ltd. is a comprehensive chemical enterprise integrating production, research and development, domestic sales and overseas export. The company focuses on the operation of basic chemical raw materials and fine chemical additives, whose products are extensively used in rubber and plastic processing, coatings and inks, water treatment, industrial manufacturing and other industrial fields.
Equipped with self-owned standardized production workshops, the company implements full-process independent quality supervision and provides direct factory supply for all clients. We eliminate intermediate price differences and deliver diversified flexible services, including bulk purchasing, customized formula research, personalized packaging and small-batch sample provision. With flexible production arrangements, we are able to guarantee stable and on-time delivery tailored to customers’ personalized demands.
Our professional foreign trade team boasts rich practical experience in global market development. Proficient in the import regulatory standards and cross-border logistics rules of various countries and regions, we offer one-stop export services for overseas partners, covering inquiry response, sample delivery, customized solution formulation, customs clearance, cargo shipment and full-cycle after-sales support.
Adhering to the core business philosophy of "quality supremacy and integrity for win-win", the company relies on stable product quality, diversified service mechanisms and efficient standardized delivery systems to provide cost-effective, reliable and one-stop chemical supply chain solutions for global customers. We are committed to building long-term and trustworthy cooperative partnerships in the global fine chemical foreign trade industry.
