Cobalt Standard: Co @ 1000 µg/g in 75 cSt Hydrocarbon Oil, 50g Back Catalog number: VHG-OCO-1000-A-50 Availability: In the manufacturer's stock Price on request - + Recommended 52145A Method 200.8/1638/1640 Internal Standard, 10µg/ml in 2%-HNO3, 4x25ml Price on request P468890-100MG (+)-Pinoresinol (>80% ee), 100mg Price on request VHG-V21-100-100 V21 Wear Metals Standard: 100µg/g in Hydrocarbon Oil, 100g Price on request