Ysbc28691-2021 Silicon Carbide 576# Series Reference Material for Composition Analysis. High Purity Content: 99.99% Silicon Carbide for accurate chemical composition analysis. Standardized Reference Grade: Reference Reagent grade ensuring reliability in laboratory testing. Comprehensive Certification: Certificate included with every product for quality verification. Flexible Customization: Full customization available from samples, designs, or flexible requirements. ISO 9001 Quality Control: 100% inspection on finished products including visual and function checks. Fast Lead Time: Within 15 workdays for both peak and off-peak seasons. Traceable Raw Materials: Full traceability system ensures material quality and consistency. OEM & ODM Services: Professional OEM and ODM services supported by 3 R&D engineers.