material safety data sheet, n an informational form detailing the chemical and physical properties, hazards, and ways of safely handling a toxic chemical.
BRB means be right back. It is one of the most commonly used acronyms in online chat and texting. It communicates that the person is leaving for a moment, but will be back shortly.
FIELD REAGENT BLANK (FRB) - An aliquot of reagent water or other blank matrix that is shipped to the field sampling site, where it is poured into a separate FRB sample bottle and shipped back to the laboratory for analysis. The FRB is treated as a sample in all respects, including shipment to/from the sampling site, exposure to the sampling site