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| 规格: | 5mg | 产品价格: | ¥100.0 |
|---|---|---|---|
| 规格: | 50mg | 产品价格: | ¥100.0 |
| 规格: | 100mg | 产品价格: | ¥100.0 |
| 规格: | 500mg | 产品价格: | ¥100.0 |
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文献和实验How to Make Simple Solutions and Dilutions
of an element or compound, and comprised of exactly 6.023 x 10^23 atoms or molecules (this is called Avagadro''s number). The mole is therefore a unit expressing the amount of a chemical. The mass (g) of one mole of an element is called its molecular weight (MW
[M]=A259 /15.4x103 =A259 1:2000 x0.130 adjust the final volume. Betaine monohydrate C5 H11 NO2 xH2 O; Mw=135.2g/M; (store at 4o C). Conc. Stock %(w/w) 100ml 200ml 700ml Betaine 135.2g/M 5M
1000ml/ 237.9g/M 1M 1.5M CoCl2 x 6H2 O [g] 237.9 356.85 H2 O [ml] 874.6 809.95 %(w/w) 21.384 30.584 H2 O %(w/w) 78.616 69.416 p (g/ml) 18o C 1.1125 1.1668 CsCl Cesium Chloride, CsCl, Mw=168.36g/M
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