Product Description Product Name  Hermcol® Yellow 2140 (PY 139) C.I. No  Pigment Yellow 139 CAS No  36888-99-0 EINECS No.  253-256-2 Molecular Formula  C16H9N5O6 Pigment Class  Isoindolinone Features Hermcol® Yellow 2140 affords reddish yellow shade, exist variety particle size distribution types exhibit very good fastness to light and weather. It has high opacity. The opaque version can be used for conjunction with inorganic pigments for paint to replace chrome yellow pigments. It can be used as a replacement for diarylide and lead chromate pigments. Its potential reaction with alkaline additives can lead to discoloration and a reduction in properties. Application Hermcol® Yellow 2140 is mainly used in industrial paints, coil coatings, powdercoatings, decorative solvent-based paints, decorative water-based paints, automotive OEM paints, textile printing, ink-jet inks, PA inks, PP inks, UV inks, offset inks, water-based inks. It is recommended for PP, PVC, EVA, PS, PC, RUB, fibre. Suggested for PBT, PA, PO. Package 25kgs or 20kgs per paper bag/drum/carton. *Customized packaging available on request. QC and Certification 1. Our R&D laboratory features equipment such as Mini Reactors with Stirrers, Pilot Reverse Osmosis System and Drying Units, making our technique in the lead. We have standard QC system which meets EU standard and requirements. 2. With the quality management system certificate of ISO9001 and environmental management system certificate of ISO14001, our company not only sticks to the strict quality-control system according to the international standard, but also focuses on protecting the environment and promoting the sustainable development of itself and the society. 3. Our products meet the stringent mandatory requirements of REACH, FDA, EU's AP(89)1 &/or EN71 Part III. Specification Physical and Chemical Properties: ITEM Specification Appearance Reddish Yellow Powder PH value 7.0-8.0 Oil Absorption (g/100g) 35-45 Alcohol Resistance 5 Oil Resistance 5 Acid Resistance 5 Alkali Resistance 4 Light resistance 7-8 Heat Stability (℃) 240 FAQ Q：What is your quality control? A：Quality control is an essential part of GMP. A quality control system should be established to ensure that products contain the correct materials of specified quality and quantity and are manufactured under proper conditions according to standard operating procedures. Quality control involves sampling, inspecting and testing of starting materials, in process, intermediate, bulk, and finished products. It also includes where applicable, environmental monitoring programs, review of batch documentation, sample retention program, stability studies and maintaining correct specifications of materials and products. l Reprocessing The methods of reprocessing should be evaluated to ensure that they do not affect the quality of the product. Additional testing of any finished product which has been reprocessed should be performed. l Records for Quality Control Records for each testing, assay result and release or rejection of starting materials, intermediates, bulk and finished product should be maintained.  These records may include : Date of test Identification of the material Supplier name Date of receipt Quality control number Quantity received Date of sampling Quality control results