Tetrahydrofuran Back Catalog number: 70380 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 93187 EPA Method 526 Surrogate Standard Price on request S-4072-05-10ME Sulfur Standard 1 Unit: 10mL screw cap bottle Chiron No. Matrix: Methanol Compound Concentration S-4072 Diethyl sulfide 0.5 ppm (w/w) Di-n-butyl sulfide 0.5 ppm (w/w) Price on request 673681 Propyzamide, 10.0 µg/ml, Ethyl acetate, 10ml Price on request