Anions Mix Back Catalog number: 59285 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677541 Methyltin mercaptide (technical mixture), 100mg Price on request 679748 Erythromycin, 100 µg/ml, Methanol, 5ml Price on request AC-AQ30-030 Aqueous ethanol control EtOH AQ (3.0g/L), 10 x 3.0ml Price on request