Crm (certified reference material) for spectrometer crm (certified reference material) for spectrometer are available in disc blocks chips powder pins forms. Widely used for calibrating all types of optical emission spectrometers, atomic absorption spectrometer, edxrf & icp analyzers as well as leco inc.-usa, eltra-germany, horiba-japan made combustion analyzing machines. Available for: standard samples for ferrous metals like stainless steel, low alloy high alloyed steel, low carbon high carbon steel, tool steels etc. Standard samples for non ferrous metals like aluminium and its alloys, copper and its alloys, bronze, nickel etc. Standard samples for minerals, ores, slags, coal, cement, soils, oils, glass, paper, refectories etc. Standard samples for ferro alloys like ferroboron, ferromanganese, ferrochrome, ferroomoly, ferroniobium, ferronickel, ferrotitanium etc. Standard samples for physical testing like hardness, tensile strength etc. Standard samples in the form of 1gm or 0.5 gm. Pins 1 gm. Rings chips powderfor combustion materials for crucible analysis. Spares, accessories, consumables & calibration standards for leco-usa, eltra-germany, horiba-japan & bruker analytical-germany make carbon, sulfur, oxygen, nitrogen & sulfur combustion analyzing machines.