... present. It has a good stability compare with normal VC in the condition of high temperature, high pressure, ... and 4.48 times higher than envelope VC and normal VC. VC phosphate is very suitable for puffing feed ... % in the fish grain feed, but envelope VC and normal VC is only just 36.1% and 30.4 ... shows: the stability of VC phosphate is much higher than envelope VC and normal VC in the storage of premix ...