49.8
H30-H3-H35-H39-H33-H335
P6-P64-P70-P7-P80-P30+P35-P304+P340-P305+P35+P338-P330-P36+P364-P403+P33-P405-P50
质量 (g) = 浓度 (mol/L) × 体积 (L) × (g/mol)