biovisionK510-100nickel assay kit, nickel assay, nickel kit, assay nickel, measure nickel level, quantitate nickel level, nickel quantitation kit, nickel, nickel colorimetric assay kit? Detection method- Absorbance (300 to 600 nm) ? Species reactivity- Mammalian ? Applications- The assay is a simple method of quantifying Ni2? in a variety of samples, which gives a linear range of 2 to 50 nmol Nickel containing less than 25 nmol Cobalt.Cell and tissue culture supernatants, urine, plasma, serum, as well as many other biological fluids