LD50s for isocyanates are typically several hundred milligrams per kilogram. Medicine dosage guidelines are specified in terms of milligrams per kilogram. Recommended intakes, expressed as milligrams per kilogram of body weight per day, have been established. Sizes range from a kilogram of capacity to a hundred tonne. There are gram calories and kilogram calories. The basic SI unit of mass is the kilogram (kg). There are cases where doses as low as 57 milligrams per kilogram have been fatal. That Order defined the pound to be pounds to a kilogram. The average is around 1500 rupees () per kilogram. About of irrigation water is needed for every one kilogram (2.2 pounds) of sugar produced. Coverage is typically less than a kilogram per acre. The cocaine was usually sold at $20,000 per kilogram. Female rainbow trout usually produce 2000 to 3000 eggs per kilogram of weight. Gunma was found to be contaminated with 426 becquerels per kilogram of caesium. A litre of liquid water has a mass almost exactly equal to one kilogram.