Amino Acid Analysis Reagents
Quantitative calibration standard for HPLC analysis of protein hydrolysates; a mixture of 18 amino acids, each at 2.5 micromoles/mL in 0.1 N HCl.
A carboxylic acid-reactive compound (Amax 260 nm; UV) to label, detect and measure peptides and amino acids by HPLC; also called p-Bromophenacyl-8.
A thiol-reactive, colored compound (Amax 412 nm) to measure peptide cysteines or other free, reduced sulfhydryls (-SH groups) in solution.
Ready-to-use solution of o-phthaldialdehyde, a fluorescent, amine-reactive, HPLC pre- or post-column labeling reagent to measure peptides or amino acids (Ex/Em 340/455 nm).
Phthaldialdehyde, a fluorescent, amine-reactive, HPLC pre- or post-column labeling reagent to measure peptides or amino acids (Ex/Em 340/455 nm).
An arginine-reactive, colored reagent (Amax 340 nnm) to label and measure the arginine amino acids or arginine-containing peptides by HPLC.
Constant-boiling 6 N HCl solution, supplied in 1 mL ampules, used to acid-hydrolyze proteins (protein hydrolysis) for HPLC amino acid composition analysis.
An amine-reactive, colored (Amax 340 nm) compound to label and measure optical isomers of amino acids by reverse-phase chromatography (HPLC).
An amine-reactive, colored reagent (Amax 440 nm) to label, detect and measure peptides, proteins and amino acids by HPLC (liquid chromatography).
A mixture of five specific deca-peptides (acetylated with c-terminal amides) to run reference elution profiles for reverse-phase HPLC chromatography.
Phenylisothiocyanate, an amine-reactive, colored compound (Amax 254 nm; UV) for pre-column derivatization of amino acids for reverse-phase HPLC.
5% solution of trinitrobenzene sulfonic acid in methanol to label primary amines (peptides or amino acids) for colorimetric detection (Amax 335 nm).
Vacuum Hydrolysis Tubes
High-quality valved glass tubes designed for heated, vacuum, acid-hydrolysis of proteins and peptides for amino acid analysis by HPLC chromatography.
Vacuum Hydrolysis Tube, 1 mL
Vacuum Hydrolysis Tube, 6 mL
Vacuum Hydrolysis Tube, 18 mL
For Research Use Only. Not for use in diagnostic procedures.