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yzhang1986
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lf1022(½ð±Ò+6,VIP+0): 10-25 22:01
lf1022(½ð±Ò+6,VIP+0): 10-25 22:01
| Put it aside for later, the supernatant was filtered using 0.45¦Ìm microporous membrane. Take 400 uL filtrate 10 mL flask, dissolve with constant volume and shake up. |
2Â¥2009-10-25 17:56:01
1989summer
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After the reactive suspension was put aside for a moment, the supernatant of the suspension was filtered using 0.45¦Ìm microporous membrane. Then take 400-mL volumetric filtrate into a 100-ml volumetric flask,then dilute to volume with the solvent and shake up adequately. ¿´¿´ÕâÑù¿ÉÒÔ²» |
3Â¥2009-10-25 22:09:07














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