EPA Method 8070 - Nitrosamines Back Catalog number: 19222 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79515 Isoflurane Price on request 73636 Norcocaine Price on request S-4527-K-IOX5 Organotin Standard Mixture 8 - Tin IS Ethyl Derivatives Internal standards ethylderivatives 1000 µg/mL in isooctane (based on total mass)) 5x1mL Ethyltripropyltin 1955.11 Di-n-heptyl diethyltin 2493.18 Tetra-n-propyltin 2490.12 Price on request