Cr @ 1000 µg/mL in 5% HCl, 100ml Back Catalog number: VHG-PCRH-100 Availability: In the manufacturer's stock Price on request - + Recommended E4039-100ML FE4039Lanthanum for AAS 1g/L ,100LPF Price on request 52145A Method 200.8/1638/1640 Internal Standard, 10µg/ml in 2%-HNO3, 4x25ml Price on request E1045-100ML FE1045 Praseodymium ICP 1g/L ,100LPF Price on request