Custom Mix Back Catalog number: 50097 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 97658 Dow 624B Volatile Internal/Surrogate Standard Price on request 91040 cis-1,2-Dichloroethene, 5000µg/ml in MeOH, 1ml Price on request 54186 Sodium Propionate Price on request