Palladium Standard: Pd @ 1000 µg/mL in 5% HNO3, 100mL Back Catalog number: VHG-PPDN-100 Availability: In the manufacturer's stock Price on request - + Recommended VHG-PALN-100 Aluminum Standard: Al @ 1000 µg/mL in 5% HNO3, 100mL Price on request VHG-PCRH-100 Cr @ 1000 µg/mL in 5% HCl, 100ml Price on request 59929 Fluoride (F-), 1.0µg/mL in Water, 500ml Price on request