QC Check Sample Back Catalog number: 59250 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10068.X-8G Mussel tissue, homogenized, containing Azaspirazides,,neat,8g, Price on request S-4014-SET Whole Oil Separation Control Set (S-4015 - S-4017 + S-4012) Neat mixtures (0.25mL) of the Control mixtures 1-3, 1mL solution of the Control mixture 4 in isooctane solution Price on request 675931 D5-Propachlor, 10mg Price on request