TY - BOOK AU - Bureau of Indian Standards TI - Methods for Chemical Analysis of Steels: Part - 16 Determination of Tungsten by Spectrophotometric Method (for Tungsten 0.1 to 2 Percent) (IS : 228 (Part 16) - 1992) U1 - IS : 228 (Part 16) - 1992 PY - 1992/// CY - New Delhi PB - Bureau of Indian Standards KW - Indian Standard - IT N1 - IS : 228 (Part 16) - 1992 ER -