bids are invited for sb - antimony (125 ml ) , as - arsenic (125 ml ) , ba - barium (125 ml ) , be - beryllium (125 ml ) , bi - bismuth (125 ml ) , b - boron (125 ml ) , cd - cadmium (125 ml ) , ca - calcium (125 ml ) , cs - cesium (125 ml ) , co - cobalt (125 ml ) , cu - copper (125 ml ) , dy - dysprosium (125 ml ) , er - erbium (125 ml ) , eu - europium (125 ml ) , gd - gadolinium (125 ml ) , ga - gallium (125 ml ) , ge - germanium (125 ml ) , hf - hafnium (125 ml ) , ho - holmium (125 ml ) , in - indium (125 ml ) , la - lanthanum (125 ml ) , li - lithium (125 ml ) , lu - lutetium (125 ml ) , mg - magnesium (125 ml ) , mn - manganese (125 ml ) , mo - molybdenum (125 ml ) , nd - neodymium (125 ml ) , nb - niobium (125 ml ) , p - phosphorous (125 ml ) , k - potassium (125 ml ) , pr - praseodymium (125 ml ) , re - rhenium (125 ml ) , rb - rubidium (125 ml ) , sm - samarium (125 ml ) , se - selenium (125 ml ) , ag - silver (125 ml ) , sr - strontium (125 ml ) , s - sulphur (125 ml ) , ta - tantalum (125 ml ) , te - tellurium (125 ml ) , tb - terbium (125 ml ) , tl - thallium (125 ml ) , th - thorium (125 ml ) , tm - thulium (125 ml ) , sn - tin (125 ml ) , ti - titanium (125 ml ) , w - tungsten (125 ml ) , u - uranium (125 ml ) , v - vanadium (125 ml ) , yb - ytterbium (125 ml ) , y - yttrium (125 ml ) , zn - zinc (125 ml ) , zr - zirconium (125 ml ) total quantity : 1