Ammonium sodium hydrogen phosphate CAS 13011-54-6

Hydrogen bromide CAS 10035-10-6

L-Histidine CAS：71-00-1

Potassium hydrogen phosphate CAS：7758-11-4

2-Amino-2-(hydroxymethyl)propane-1,3-diol , THAM CAS 77-86-1

Ammonium sodium hydrogenphosphate tetrahydrate CAS 7783-13-3

Sodium bicarbonate CAS 144-55-8

Ethyl acetate CAS 141-78-6

Beef meat extract , Beef extract