BioScreen Testing Services, Inc. has added a “state of the art” Total Organic Carbon instrumentation with the purchase of a Shimadzu TOC-Vwp Total Organic Carbon Instrument, according to the company.  The new 21 CFR part 11 compliant state-of-the-art instrument detects TOC using a Non Purgeable Organic Carbon (NPOC) technique where inorganic carbon is purged from purified water samples before oxidation and detection and is accurate in the 10-500 ppb range.   This system uses a high-sensitivity N...