2.7
H0-H-H-H8-H-H7
P260-P26-P264-P270-P27-P280-P02+P2-P04+P40-P0-P6+P64-P62+P64-P40-P0
GHS0,GHS06,GHS08
6.
28
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质量 (g) = 浓度 (mol/L) × 体积 (L) × (g/mol)