purchase of mineral feed ingredients purchase of mineral feed ingredients with same specifications, same terms and conditions as mentioned in the dnit ( detailed notice inviting tender ) , mineral feed ingredients with same specifications, same terms & conditions as mentioned in the dnit ( detailed notice inviting tender ) .note: please mention the amount of gst under column no. 9 duly calculated as per total quantity required as per column no. 4 for each item. , di-calcium-phosphate ( rocked phosphate based ) , lime stone powder , magnesium oxide , sodium thio sulphate , zinc oxide , ferrous sulphate , magnesium sulphate , zinc sulphate , copper sulphate , manganese sulphate , potassium iodate , cobalt sulphate