Nitrate as NO3-, 1000µg/ml in water, 100ml Back Catalog number: 54200 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended S-4058 Dibenzothiophene in Xylene S-4058 1000 µg/mL, 5x1mL ampoules Please request for diluted samples in the range 1 to 1000mg/mL. Price on request L15940000CY Pentachloroaniline, 10µg/mL in Cyclohexane, 10ml Price on request 30042 EPA Method 531.1 - Analytes Price on request