Na, 1000 µg/mL in 5% HNO3, 100ml

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

FE1247 Antimony ICP 10g/L ,100LPF

FE4054 Phosphorus for AAS 1g/L ,100LPF