... and HNO3 at room temperature.b. The content of N, H, O, C will increase in the air.c. Can cause ... >99.5-200 mesh0<0.45,H<0.03,N<0.03,Fe<0.0599.4—99.240—200 ... mesh0<0.3, H<0.04,N<0.04,Fe<0.0699.4—99.2-200 ... mesh0<0.45,H<0.04,N<0.045,Fe<0.0699—99.2-60—200 ... mesh0<0.35,H<0.05,N<0.05,Fe<0.0699—99.2-200 mesh0 ... <0.6, H<0.05,N<0.05,Fe<0.06Pure titanium scrap powder95—99- ...