rLys-C, Mass Spec GradeV1671

Quantitation of Amobarbital, Butalbital, Pentobarbital, Phenobarbital, and Secobarbital in Urine, Serum, and Plasma Using Gas Chromatography-Mass Spec

for both clinical and forensic proposes. Gas chromatography mass spectrometry is a commonly used method for the analysis of barbiturates. In the method described here, barbiturates from serum, plasma, or urine are extracted using an acidic phosphate buffer

Determination of Triazine Herbicides and Degradation Products in Water by Solid-Phase Extraction and Chromatographic Techniques Coupled With Mass Spec

), and the eluate is analyzed by gas chromatography-mass spectrometry equipped with a large-volume injection system (LVI/GC-MS) and liquid chromatography with mass spectrometry and tandem mass spectrometry equipped with an atmospheric pressure chemical ionization

Sphingomyelin Mass Measurement

hydrolysis 9) Bring lipids up to 1 ml volume in CHCl3. 10) Add 100 µl of 2N methanolic NaOH to each sample. --> The final concentration of base is 0.2N. 11) Incubate samples at 37°C for 1 hour. 12) Neutralize base by adding 100 µl of 2N HCl