Method 1613 Internal Standard Spiking Solution, 200ng/ml in Nonane, 0,5ml

Endosulfan-sulfate, 100 µg/ml, Acetonitrile, 5ml

5-Nitro-o-toluidine

Imbentin-N/040 (n = 1-7) 100mg S-4098 Nonylphenol with 4mol ethyleneoxide