Drinking Water Standards Kit Back Catalog number: 52074 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677508 Chlorobenzilate, 10.0 µg/ml, Ethyl acetate, 10ml Price on request C641500 Colistin Sulfate, 1g Price on request 682090 Crotonic acid, 100mg Price on request