EPA Method 552.1 - Surrogate Standard Back Catalog number: 31056 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4663-ASS-MEPE Custom PIONA mix for column control, ASTM D 5134-98(2008) 1264.7 Toluene 0,5% 1240.7 n-Heptane 1% 3248.8 2,3,3-Trimethylpentane 1% 1243.8 2-Methylheptane 1% 1873.8 4-Methylheptane 1% 1242.8 n-Octane 1% Solvent: 2-Methylpentane, 1235.6 Price on request 11840.4-K-ME 2-Amino-2-methyl-1-propanol,1000 µg/mL,MeOH,1mL, Price on request S-4129-10ML 3 Deuterated Compounds Internal Standard Mix 3 Analytes, each Wt.% as listed; units: 1x10mL, 5x10mL neat Name Wt.% Name Wt.% Benzene-d6 39.7 Naphthalene-d8 20.9 Ethylbenzene-d 10 39.3 Price on request