California Gas Additive Standard Back Catalog number: 92718 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 51052 Column Test Mix ASTM D-2887/D-3524/D-5307 Price on request 52145 Method 200.8 / 1638 / 1640 Internal Standard, in 2%-HNO3/Water, 4x25ml Price on request 681438 2,3,5,6-Tetrachlorophenol, 10.0 µg/ml, Cyclohexan Price on request