Strontium Standard: Sr @ 1000 µg/mL in 5% HNO3, 100mL Back Catalog number: VHG-PSRN-100 Availability: In the manufacturer's stock Price on request - + Recommended 5190-8325 Zinc, 1000ug/ml, 100ml 25,87 € 5190-8304 Potassium, 1000ug/ml, 100ml 25,87 € 50843 Sulfide (S), 1000µg/mL in Tr. NaOH / Water, 3 x 20ml Price on request