Buffer - pH 7.00 - Color Coded Yellow, Concentration pH 7.00, CAS Number 123-03-5, 547-58-0, 7558-79-4, 7732-18-5, 7778-77-0, Chemical Grade ACS, Chemical Family Type Solution, Shelf Life 12 mo, Standards ISO 17025, Special Information Use as laboratory reagent. This item has been restricted from sale in the following state (s): []