Co @ 1000 µg/mL in 5% HNO3, 100ml Back Catalog number: VHG-PCON-100 Availability: In the manufacturer's stock Price on request - + Recommended 5190-8402 Iron, 10,000ug/ml, 100ml 94,48 € 5190-9412 PE CLP Inst Calib Mix 4 in 5pct HNO3 268,71 € 52145A Method 200.8/1638/1640 Internal Standard, 10µg/ml in 2%-HNO3, 4x25ml Price on request