Nitrate (NO3-) as N Back Catalog number: 50448 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59797 Conductance @ 20°C [2 µmho/cm] Price on request 52127 WS Amp 1 Trace Elements Price on request S-4116-100-AC EPA 525.2 PAH mixture, 13 Compounds in Acetone 13 Analytes, each 100µg/mL in acetone; units: 1x1mL, 1x5mL 0002.12 Acenaphthylene [208-96-8] 1049.14 Anthracene [120-12-7] 0201.18 Benz[a]anthracene [56-55-3] 0263.20 Benzo[b]fluoranthene [205-9 Price on request