72299050 -- Containing by weight 0,9?% or more but not more than 1,15?% of carbon, 0,5?% or more but not more than 2?% of chromium and, if present, not more than 0,5?% of molybdenum
72283069 ---- Less than 80?mm
84335310 --- Potato diggers and potato harvesters
28111910 --- Hydrogen bromide (hydrobromic acid)
58063210 --- With real selvedges