DL-Norepinephrine-d6 Hydrochloride, 85%, 2,5mg Zpět Katalogové číslo: N674502 Výrobce: TORONTO RESEARCH CHEMICALS Dostupnost: Skladem u dodavatele Cena na vyžádání - + Doporučujeme S-4143-050-B Low level Nitrogen & Sulfur Calibration Set Units: 1x1mL ampoules or 10mL screwcapped bottle Nitrogen introduced using Aniline / Sulfur introduced using di-n-Butyl Sulfide Catalogue No. Concentration Matrix: Benzene mg/kg (ppm) S-4143-0 Cena na vyžádání 58132 Germanium (Ge) Cena na vyžádání S-4763-2-10T Custom mix of C18-C22 alkyl PAHs, 23 components each 2µg/mL in Toluene (Sigma quality 155004, ACS Spectrophotometric grade)): Prepared gravimetrically by weighing components and solvent to a calculated 0,10mg/mL. This product has been diluted gravim Cena na vyžádání