EPA method 1668A/B labelled cleanup standards, in nonane
PROOCIL-EC-4978
:
- Concentration:1,2 ml in nonane
- Pk:1,2 mL
- Description:EPA method 1668A /B standard
- Environmentally Preferable:
Standard contains 2,4,4’-TriCB (13C12,99%) 28L - 1000 ng/ml; 2,3,3’,5,5’-PentaCB (13C12,99%) 111L - 1000 ng/ml and
2,2’,3,3’,5,5’,6-HeptaCB (13C12,99%) 178L - 1000 ng/ml.