Custom Nitrogen Set, 0,1,2,5,10,20,30ng/μL, 7x2ml Back Catalog number: D4629 Availability: In the manufacturer's stock Price on request - + Recommended 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 681327 D9-Fluazifop-butyl, 100 µg/ml, Acetonitrile, 1ml Price on request 2700.8-25MG Isocaffeine (1,3,9-Trimethylxanthine), neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 519-32-4 Price on request