Method 1613Labelled Compound Stock Solution, in Nonane, 4 x 0,5ml Back Catalog number: EDF-8999-4 Availability: In the manufacturer's stock Price on request - + Recommended 59339 Perchlorate Level 1 Price on request 94237 8260B Extra Compounds Primary Mix Price on request 82702 EPA Method 8270A - Mix #15 Price on request