Sulfate (SO4-2), 1000µg/ml in Water, 500ml Back Catalog number: 54506 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended VHG-PSRN-100 Strontium Standard: Sr @ 1000 µg/mL in 5% HNO3, 100mL Price on request 5190-8277 Cobalt, 1000ug/ml, 100ml 29,93 € 5190-8217 Thallium, 10,000ug/ml, 100ml 96,39 €