Sodium arsenate dibasic heptahydrate (As) Back Catalog number: 50647 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 97585 Fluorobenzene Price on request 92796 EPA Method 617/8080/8250/8270 - Analytes Price on request 3408.15-100-AN Fluazifop Price on request