Urban dust - Organic contaminants, 2g

1,2,3,4,5,6,8-Heptachloro(13C10)naphthalene, 1.2mL x 50ug/mL, nonane

ISO 17495 Internal Standard Stock Solution 2 Internal standards, each 10µg/mL in acetone; unit: 1x5mL 2061.6 2,4-Dibromophenol [615-58-7] 2060.6 2,4,6-Tribromophenol [118-79-6] The following compounds are suggested as alternative I

Alkane/Hopane Mix S-4100 0132,30 17 alpha(H), 21ß(H)-Hopane 0.1 mg/ml 13849-96-2 0627,15 Farnesane 1.0mg/ml 3891-98-3 0629,20 Phytane 1.0mg/ml 638-36-8 0628,18 Norpris