17.98
P21-P2-P270-P271-P280-P302+P32-P30+P30-P30+P31+P338-P330-P32+P3-P03+P233-P0-P01
103 现货
¥ ȀNJôNJNJ -1g
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质量 (g) = 浓度 (mol/L) × 体积 (L) × (g/mol)