Total Acid Number Standard 0.5 Back Catalog number: S-4340-0.5 Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended X9199 Toluene, 100µg/mL in MeOH, 1ml Price on request 673578 Etridiazole, 100 µg/ml, Ethyl acetate, 5ml Price on request S-4173-100-XY Recovery ISTD - PAH 3 Analytes each 100µg/mL in xylene; unit: 1x1mL 1534.20 d12-Perylene [1520-96-3] 1524.12 d10-Acenaphthene [15067-26-2] 1530.13 d10-Fluorene [81103-79-9] Price on request