006r04376/006r04377/006r04378/006r04379 Black Toner for Xerox B310/B305/B315

006r04376/006r04377/006r04378/006r04379 Black Toner for Xerox B310/B305/B315. High Yield Options: Available in 3K, 8K, and 20K page yields to meet various printing needs. 18 Months Warranty: Comprehensive 18-month warranty coverage for all compatible toner cartridges. 100% Quality Testing: Every unit undergoes strict testing before delivery with less than 0.5% defect rate. Smart Chip Technology: Equipped with new smart chips ensuring plug-and-play installation and no error codes. Multiple Certifications: Certified by STMC, ISO9001, ISO14001, CE, and Reach standards. Fast Shipping Options: Global shipping via FedEx, DHL, UPS, TNT, Air, Sea, and Railway. Low Defect Rate: Guaranteed defect rate of less than 0.5% for reliable performance. Eco-friendly Formula: Clean and safe formulation suitable for daily office use.