Benzisothiazolin-3-one, 100µg/ml in AL, 5ml

N-Nitrosodi-n-propylamine, 1000µg/mL in MeChl, 1ml

2,2',4,4',6-Pentabromo-6'-hydroxy[13C12]diphenyl ether, 1.2ml x 50ug/ml, toluene

1,1-Dichloroethane,5000 µg/mL,MeOH,1mL,