Magnesium Nitrate Modifier Back Catalog number: 52004 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended EPA-537SS-R1 EPA Method 537 Surrogate Primary Dilution Standard, in MeOH, 1,2ml Price on request MPFAC-C-IS Mass-Labelled PFC Injection Standards, 2µg/ml in MeOH, 1,2ml Price on request V097200 Vanillactic Acid, 100mg Price on request