Internal & Surrogate Standard 8260B Back Catalog number: 97179 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 12209.18-100G Zearalenone in corn, high level,Please enquire,corn,100g, Price on request 680387 Haloxyfop-phenol Metabolite, 10mg Price on request 59935 ICP-MS Verification Standard #2 Price on request