EPA Method 8010B - Surrogate Standard

Tris(2-butyloxyethyl)phosphate-d27,100 µg/mL,isooctane,1mL,

Phthalic acid, bis-iso-butyl ester, certified, 0.25g

2-(4-Nonylphenoxy)acetic acid isomer mixture,10 µg/mL,isooctane,1mL,