1,000 ug/ml Chromium (Cr 6+) Standard, H2O, 100ml

1000 µg/mL Chromium+6 in H2O from K2Cr2O7, 99.998% (metals basis), 18 month expiry date.

The accuracy of all single-element standards is certified against NIST Spectrometric Standard Solutions where available. A Certificate of Analysis and Material Safety Data Sheet are included with each standard. All standards are certified accurate for a period of 18 months from the date of shipment unless noted otherwise.