9.2
H226-H5-H9-H5
P2-P2-P24-P24-P242-P24-P28-P+P6+P5-P7+P78-P4+P25-P5
GHS2,GHS7
99
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质量 (g) = 浓度 (mol/L) × 体积 (L) × (g/mol)