GB/T 23211 standard no. 6

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

Magnesium (Mg)

1-Aminoindan, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 34698-41-4