References

IsoSciences is a key supplier for advanced internal standards for leading scientists in diagnostic labs around the world.  Here are examples of IsoSciences products being used to help further quantification by LC-MS/MS.

Zlata Clark, ARUP, Are we getting what we paid for with a 13C labeled internal standard Zlata?

isotope-effects-in-stability-of-ms-analyteinternal-standard-ratio-measurements-geoffrey-rule
Geoffrey Rule ARUP, Isotope effects in stability of MS analyte/internal standard ratio measurements
high-serum-lipids-cause-erroneously-low-total-25-oh-vitamin-d-levels-by-a-chemiluminescent-immunoassay
Chase Mazur and Joshua Hayden, Weill Cornell Medical College, High Serum Lipids Cause Erroneously Low Total 25 OH Vitamin D Levels by a Chemiluminescent Immunoassay

aoac-official-method-2011-11-vitamin-d-in-infant-formula-and-adultpediatric-nutritional-formula
Vitamin D in Infant Formula and Adult Pediatric Nutritional Formula, AOAC Official Method 2011.11

Pantothenic Acid (Vitamin B6) in Infant Formula and AdultPediatric Nutritional Formula, AOAC Official Method 2012.16
validation-of-a-bioanalytical-method-for-serum-ergocalciferol-and-cholecalciferol-by-lc-msm-bret-holmqui
Bret Holmquist, LabCorp, Validation of a Bioanalytical Method for Serum Ergocalciferol and Cholecalciferol by LC-MSMS

measurement-of-25-hydroxyvitamin-d3-and-c3-epi-25-hydroxyvitamin-d3-using-uplcmsms-in-the-adult-populati
Lisa J Calton, Waters Corporation, Measurement of 25-hydroxyvitamin-D3 and C3-epi-25-hydroxyvitamin-D3 using UPLCMSMS in the adult population

analysis-and-characterization-of-25-hydroxy-vitamin-d3-and-d2-and-3-epi-25-hydroxy-vitamin

Rory Doyle, Agilent, Analysis and characterization of 25-Hydroxy-Vitamin D3 and D2 and 3-Epi-25-Hydroxy-Vitamin D3 and D2 by LC-MSMS on the Agilent Triple Quad 6460 MS System

lcmsms-quantitative-analysis-of-water-soluble-vitamins-in-blood-lauren-frick

Lauren Frick, Agilent, LC/MS/MS Quantitative Analysis of Water Soluble Vitamins in Blood