Reserve not met No Image Lot 022 Used BIOBASE Gas Chromatograph Analyzer. Model BK-GC7820 022Used BIOBASE Gas Chromatograph Analyzer. Model BK-GC7820 A2C Equipment Solutions LOCATED IN PORTLAND, OR- Used BIOBASE Gas Chromatograph Analyzer. Model BK-GC7820 Specs & Features: -Self-test, power protection, keyboard lock, ... Add to watchlist Timed