Lithium Tetraborate, 99.9%,2.5 KG - 48463Ag (ppm), Al (ppm), As (ppm), Assay (metals basis) 99.9 % - Min, Ba (ppm), Bi (ppm), Ca (ppm), Cd (ppm), Ce (ppm), Co (ppm),...
Guanidine Hydrochloride, Bio-Refined,100 G - 41501Absorbance @ 260 nm (6 M in H2O) 0.03 Max, Absorbance @ 280 nm (6 M in H2O) 0.02 Max, Al 5 ppm Max, As...