單項(xiàng)選擇題國(guó)家標(biāo)準(zhǔn)規(guī)定,醬油中氨基酸態(tài)氮含量為()

A.≥0.4g/100mL
B.≥0.4g/100mg
C.≥0.4mg/100mL
D.≥0.4mg/100mg