Neidhardt Supplement Mixture, CompleteA mixture of Neidhardt basal salt mixture in a concentration of 32. 9 grams l with Neidhardt supplement mixture in a concentration of 3. 1 grams l. Suspend 32. 9 grams of Neidhardt basal salt mixture plus 3. 1 grams of Neidhardt supplement mixture in one litre of distilled water. Includes all amino acids, vitamins, purines and pyrimidines. Composition mg l L Alanine 71. 3 L Arginine 905. 8 L Asparigine 52. 8 L Aspartic Acid 53. 2 L Glutamic Acid 97. 1