EN 15721 Calibration Solution, procedure B S-4568-ASS-ET: 5mL Ethanol: 50mL S-4569-10-ET: 10mL Fylles med vann til 100mL

1,2,3,4,7,8-Hexachlorodibenzofuran ,50 µg/mL,n-nonane,1mL,

EPA Method 507 - Performance Check Solution

Ethylene glycol mono(p-nonylphenyl) ether, mixture of isomers, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no.