18.6
H5-H15-H17-H1
P1-P-P-P1-P-P-P61-P6-P7-P7-P8-P+P5-P6+P6-P7+P78-P51
GHS,GHS7
199
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质量 (g) = 浓度 (mol/L) × 体积 (L) × (g/mol)