Amino acids 2.5 mmol/l in 0.1 M hydrochloric acid alanine, arginine, aspartic acid, cystine, glutamic acid, glycine, histidine, isoleucine, leucine, lysine, methionine, phenylalanine, proline, serine, threonine, tyrosine, valine 5 × 1.2 ml ampoules 1 * 6 mL