Whole Oil Quantitative Control Standards Set (S-4012+S-4013) Back Catalog number: S-4011-SET Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended S-4671-ASS-MEX10 Custom BTEX mixture, variation of S-4218 6 components, each concentration as described below in methanol 1300.6 Benzene, 3000µg/mL 1264.7 Toluene, 3000µg/mL 1268.8 Ethylbenzene, 300µg/mL 1265.8 p-Xylene, 300µg/mL 1266.8m-Xylene, 300µg/mL 1267.8 o-X Price on request 32452 Trichloroacetonitrile Price on request 673094 Antipyrine, 250mg Price on request