Tetrachlorvinphos (Stirophos) Back Catalog number: 70265 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4057-K-10T Sulfur Calibration Stock Solution Thiophene 1000 µg/mL in Toluene; unit: 5x1mL ampoules Please request for diluted samples in the range 1 to 1000 ng/mL. Price on request N525627 N-Nitrosodimethylamine-d6, 10mg Price on request 675934 D3-Alachlor OA, 10mg Price on request