Hexavalent Chromium (Cr +6) Back Catalog number: 50741 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4284-CS5 Determination of PAH, Multilevel Standards, Deuterated IS Compound Prod. no. Purity CAS no. CS-1 ng/ml CS-2 ng/ml CS-3 ng/ml CS-4 ng/ml SC-5 ng/ml IS ng/ml 10ml RS ng/ml 0,5ml Naphthalene Price on request 673651 Parathion-ethyl, 10.0 µg/ml, Ethyl acetate, 10ml Price on request S-4217-10K-ACX10 9377-2 Quality Control Standard of Mineral Oils A+B , 10000µg/mL in acetone (5000µg/mL of each), 10x1ml Price on request