Ammonia as NH3 Back Catalog number: 50779 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4040-K-IO ASTM D 5623 Sulfur Compounds Standard II 7 Analytes each 1000µg /mL in isooctane; unit: 1x1mL Prod.nr Compounds Prod.nr Compounds 0946.9 2-Methylbenzothiophene 0199.9 6-Methylbenzothiophene 0947.9 3-Methylbe Price on request 92285 Aromatic Internal Standard Price on request 680570 Elaidic acid methyl ester, 100mg Price on request