o-Chlorobenzylidenemalononitrile Back Catalog number: 72310 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-23467-S 2,3,4,6,7-Pentachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request 94286 Sulfur Mix Price on request V676080 Vitamin K1 (contains up to 20% cis isomer), 100mg Price on request