20.23
H35-H3-H335-H4
P26-P264-P27-P273-P20-P302+P352-P304+P340-P305+P35+P33-P362+P364-P3-P403+P233-P405-P50
302
质量 (g) = 浓度 (mol/L) × 体积 (L) × (g/mol)