... Black Image(2). Substance CB white or tinted: 48,50,52,54,55,60,70,75,80,100,120 ... 80,100,120 CF white or tinted: 47,48,50,52,54,55,60,70,75,80,100 ... stabilityGood dimension stability, precise overprint and collating.Quality and serviceStable quality control, professional after sale service 4. Blue ... Workshop3. Semi-finished product4. Package5. Warehouse6. Shipment High quality carbonless paper (NCR)