Potassium (K) Back Catalog number: 58119 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C16170500 Phthalic acid, bis-2-n-butoxyethyl ester, certified, 0.1g Price on request 676605 D4-1,4-Dichlorobenzene, 100mg Price on request 683442 3-Nitrophenyl disulfide, 1000mg Price on request