77858989
Oct 28, 2009
Jan 10, 2012
Chemicals, namely, buffer and standard solutions used in analytical chemistry; organic and non-organic chemical calibration standards; chemical and biochemical catalysts; reagents for chemical analyses; chemical accelerators for chemical analyses, namely, fluxes to lower the melting points of samples to be analyzed; carbon dioxide absorbers for use in chemical analysis, namely, sodium hydroxide on an inert substrate; moisture absorbers for use in chemical analysis, namely, magnesium perchlorate
Chemicals