g_string_append(out, " %oA");
break;
case SR_UNIT_CONCENTRATION:
- g_string_append_printf(out, "%f ppm", value * 1000000);
+ g_string_append_printf(out, "%f ppm", value * (1000 * 1000));
break;
case SR_UNIT_REVOLUTIONS_PER_MINUTE:
si_printf(value, out, "RPM");