Based on International Critical Tables. Density in kg/m3 of aqueous solution, mass in g of HNO$d3 in 100 g of aqueous solution, mass in g of HNO$d3 in 1 litre of aqueous solution. Notes on standard hydrometers, including corrections to be applied and worked examples.
BS 975:1987 history
0000 BS 975:1987(2007)
1987BS 975:1987 Schedule for density-composition tables for aqueous solutions of nitric acid