27.7
9
H302-H3-H319-H335
P261-P26-P270-P271-P280-P302+P352-P30+P30-P305+P351+P338-P330-P362+P36-P03+P233-P05-P501
质量 (g) = 浓度 (mol/L) × 体积 (L) × (g/mol)