2-in-1 diamond suspension. DiaDoublo is a carefully balanced blend of diamond suspension and lubricant, recommended for softer materials. DiaDoublo Mono provides rapid sample preparation and simple dosing for consistent results. Effortless sample cleanup. Diamond concentration of 10 carats per liter. 100% monocrystalline diamonds. Median (50%) of 5.7 µm. Tolerance of 5.42 to 5.98 µm. Upper limit (99%) of 7.9 µm.