suppy of items to soil health lab.perchloric acid, potassium, persulphate, hydroxylamine, sodium chloride, potassium iodide, copper sulphate, potassium sulphate, selenium, ammonium metavandate, potassium dihydrogen phosphate, cadmium, lead, nickle, arsenic, mercury, quartz crucible, bod bottle with lid, water bath, muffle furnace, hot air oven, digital hot plate, desktop, automatic flow injection system for aa spectrometer, electrodeless discharge lamps and lumina hollow cathode lamps, single sl
