Germanium (Ge), 100 µg/mL in 2%-HNO3 / Water, 4x25ml

Method 200.8/1638/1640 Internal Standard, 10µg/ml in 2%-HNO3, 4x25ml

PE CLP Calib Sol 1 in HNO3 125ml

As @ 1000 µg/mL in 5% HNO3, 100ml