COD Calibration Standard Back Catalog number: 50241 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C14447300 Isophthalic acid, bis-methyl ester. 1g Price on request 71664 4-Chloro-3-methylanisole Price on request 73205 3-Anilinopropionitrile Price on request