EPA Method 507 - Performance Check Solution Back Catalog number: 19030 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended H952400-5MG cis-Hydroxy Praziquantel, 5mg Price on request 92787 EPA Method 8081A Pesticide Standard A Price on request 684086 Bromoacetic acid, 100 µg/ml, Acetonitrile, 1ml Price on request