Selenium (Se) Back Catalog number: 58134 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended RPC-058AS 2,2,3,3,4,4,5,5-Octachlorobiphenyl 913,10 Kč 57381 Thallium (Tl) Price on request S-4266-ASS-5HPX5 IP 436-98 Resolution Standard 3 Analytes, each Wt.% as listed in n-Heptane; units: 1x5mL, 5x5mL Cyclohexane 10.0 mg/mL o-Xylene 5.0mg/mL 1-Methylnaphtalene 0.5mg/mL Price on request