
Description produit
Caractéristiques détaillées
Chromium +6 Speciation Standard at 1,000 µg/mL in H2O - The certificate of analysis includes a lot-specific chromatogram - This standard is traceable to NIST SRM 3112 for total chromium and a second source standard for the speciated form. Can be used as stock solutions for EPA Method 7196A - 12 month expiration date.