EPA Method 525.2 - IS/SS Mix Back Catalog number: 37031 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 7:2SFTOH 1-Perfluoroheptyl ethanol (7:2 secondary), 1.2ml x 50ug/ml, methanol Price on request 10450.8-100MG Tetrabromophthalic acid Price on request 30941R Methomyl Price on request