Phosphate (PO4-3) as P, 1000µg/ml in Water, 100ml Back Catalog number: 54105 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended VHG-V21-100-100 V21 Wear Metals Standard: 100µg/g in Hydrocarbon Oil, 100g Price on request 5190-9407 PE Alt trace metals II in 2 HNO3, 100ml 398,06 € 5190-8304 Potassium, 1000ug/ml, 100ml 24,36 €