WS 1,4-Dioxane Back Catalog number: 38152 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 50630 Ammonia as (NH4+) Price on request 51060 ASTM D-4815 Calibration Mix #3 Price on request ACQ-AQ01-115 Ethanol standard in water,0.1g/L,water, 1.5mL Price on request