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3. ???? ?????????????,??????????????????????
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4.
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5. ????????????????,?????,????????????????????,?????????????????,??????,????,?????????????????????????,???????????????????,?????????,?????,??????????,?????????????,?????????,????????????,?????????
??????????????????,????(O.3~0.5g)??14~16?,??(0.3g??)??1820???????????????
6. ???????:???????????????,?????40~60????????????,????????,??????????????????,?????????????????????????????????????,????????
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7. ????? l.??:???C???????????
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2.??:???????????????
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8. ???? (?)???C????
1.??
???C 25.0g
?? 10.0g
?? 15.0g
??? 0.5g
50%?? ??
???? 0.5g
500 ??(0.1g/?)
9.
10.
11.
12.
14. (?)?????????
1. ??
????? 30.0g
?? 3.0g
??????? 0.15g
10%??? ??
??? 1.5g
100??(0.3g~0.45g/?)
15. 2.??
(1)10%??????:?1.5g??????????1000ml???,????? lOOg????,??,??10%????1000ml?
(2)????:???????????????,??????????,?16????,????40-60???,??,??????????,?f8mm?????
16. 3.???????
(1)????:????????C?,?????0.3g?0.3g????5%???
(2)?????:???,???????,????24ml???1000ml???,???lOOr/min,????,?30min?,???lOml??;???????3ml?50ml???,?O.4%?????5ml,??????5min,??,????2.5ml,??????,??,??????,?303nm?????????,?C7H6O3?????(E1cm1%)?265??,??1.304,?????????;???????80%,????? ?
(3)????:????????C??
17. 4.???????
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??(kg):
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18. ????
19. (3)?????????????????,???????,???????,??????????????????
(4)??????????,?????,?????,?????????????????????????????,?????,????????????,?????.??????????,?????????????????,?????????
(5)?????????????????,???????
20. ??? 1.??????C??????????? ?,??????????
2.????????????????
3.?????C??????????