Table 4.240 https://www.nco.ncep.noaa.gov/pmb/docs/grib2/grib2_doc/grib2_table4-240.shtml No specific distribution function given Delta functions with spatially variable concentration and fixed diameters Dl(p1) in meter (See Note 1) Delta functions with spatially variable concentration and fixed masses Ml(p1) in kg (See Note 2) Gaussian (Normal) distribution with spatially variable concentration and fixed mean diameter Dl(p1) and variance (p2) (See Note 3) Gaussian (Normal) distribution with spatially variable concentration, mean diameter and variance (See Note 4) Log-normal distribution with spatially variable number density, mean diameter and variance (See Note 5) Log-normal distribution with spatially variable number density, mean diameter and fixed variance (p1) (See Note 6) Log-normal distribution with spatially variable number density and mass density and fixed variance and fixed particle density (p2) (See Note 7) No distribution function. The encoded variable is derived from variables characterized by type of distribution function of type No. 7 (see above) with fixed variance (p1) and fixed particle density (p2) Missing