1、 KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS 2006 9 29 KS M 8388L(1)() KS M 8388: 2006M 8388: 2006 ( ) ( ) SK R&D center ( ) ( ) ( ) ( ) : : 1996 12 27 : 2006 9 29 2006 0430 : : ( ) ( 02 509 72997301) . 7 5 , . ICS 71.040.30 KS L(1)() M 8388: 2006L Asparagine monohydrate H2NCOCH2CH(NH2) COOH H2O C4H8N
2、2O3 H2O FW: 150.13 1. L (1 ) L (1 ) . . 2. . . KS M 0006 KS M 0009 KS M 0024 KS M 0034 KS M 8001 3. 3.1 L (1 ) , . , . 3.2 KS M 0024 3 380 cm 1, 3 110 cm 1, 1 640 cm 1, 1 580 cm 1, 1 530 cm 1, 1 400 cm 1 1 310 cm 1 . KS M 0024 7.2 a) . 1 . M 8388: 2006 2 1 4. L (1 ) 5. 1 . 1 20D (130 ) ( ) (Cl) (SO4
3、) (Pb ) (As) (Fe) (NH4) 99.0 % 30.3 32.3 11.512.5 % 0.05 % 0.01 % 0.02 % 0.001 % 1 ppm 0.001 % 0.02 % 5. 5.1 0.2 g 0.1 mg (98 %) 3 mL ( ) 50 mL 0.1 mol/L ( ) , KS M 0034 6. . . 0.1 mol/L ( ) 1 mL 0.015 013 g C4H8N2O3 H2O . 5.2 0.5 g 20 mL . 5.3 20D 5.0 g 0.1 mg (50 mL) (1: 3) (cm 1)(%) M 8388: 2006
4、3 KS M 0006 4.4 . 1525 . t , ( 0.13) 20 . )20(13.020ttDD= 5.4 (130 ) KS M 0009 5.1.4 a) . 1 g 0.1 mg 3 115125 mg . 5.5 () KS M 0009 5.4.4 d) . 2.0 g 1 mg . 5.6 (Cl) a) 1.0 g 10 mL, (1: 2) 5 mL 20 mL . 5.0 mL( 0.2 g) 20 mL . b) 5 mL (1: 2) 1 mL, (0.01 mg Cl/mL) 1.0 mL 20 mL . c) KS M 8001 6.7 a) . 5.
5、7 (SO4) a) 0.3 g (2: 1) 1 mL 25 mL . b) (0.01 mg SO4/mL) 6.0 mL (2: 1) 1 mL 25 mL . c) KS M 8001 6.15 a) . 5.8 (Pb) a) 2.0 g 10 mL . b) (0.01 mg Pb/mL) 2.0 mL 10 mL . c) KS M 8001 6.24 c) . 5.9 (As) a) 3.0 g (100 mL) 40 mL . b) (0.001 mg As/mL) 3.0 mL (100 mL) 40 mL . c) KS M 8001 6.19 c) . 5.10 (Fe
6、) a) 1.0 g 15 mL . b) (0.01 mg Fe/mL) 1.0 mL 15 mL . c) KS M 8001 6.22 b) . 5.11 (NH4) a) 0.5 g 1 g 80 mL . b) (0.01 mg NH4/mL) 10 mL 1 g 80 mL . c) KS M 8001 6.11 e) . 5.12 KS M 8001 6.25.1 . . a) b) 0.20 g 50 mL , 0.005 mL ( 20 g). c) 1 2 1 1 ( ). M 8388: 2006 4 d) 10 cm e) , 100 30 . 80 10 . f) L
7、 (1 ) Rf 0.3 . 6. . 7. . a) “L (1 )” “ ” b) c) d) ( ) e) f) g) L (1 )( ) 2006 10 24 135 513 701 7 (02)6009 4567 (02)6009 4887 8 http:/ 607 822 1 11( 10 ) (051)557 1239 Fax. (051)557 0430 702 845 2 1741( 3 ) (053)384 1562 4 Fax. (053)384 1565 790 380 627( 3 ) (054)278 9661 Fax. (054)278 9662 406 829
8、7 50( 16 ) (032)260 0260 7 Fax. (032)260 0268 443 766 906 5( 9 ) (031)259 7000 9 Fax. (031)259 7010 200 041 1 9( 304 ) (033)252 9423, 254 9423 Fax. (033)256 9423 361 802 1508 1( 6 ) (043)236 2451 3 Fax. (043)236 2454 305 343 23 14( 5 ) (042)864 2301 3 Fax. (042)864 2304 330 816 43 5( 1204 ) (041)589
9、 0500 3 Fax. (041)589 0504 561 736 1 337 2( 7 ) (063)214 2235 7 Fax. (063)214 2238 506 301 621 15( 4 ) (062)953 1435 7 Fax. (062)953 1438 641 966 298 7 ( 6 ) (055)212 1212 Fax. (055)212 1213 683 804 758 2( 2 ) (052)289 6601 3 Fax. (052)289 6604 425 020 541 3( 4 ) (031)487 6191 4 Fax. (031)487 6195 730 350 92 30( 8 ) (054)473 6954 Fax. (054)473 6955 480 848 2 487 6( 3 ) (031)829 8182 4 Fax. (031)829 8185 KOREAN STANDARDS ASSOCIATION KSKSKSSKSKS KSKS SKS KSKS SKSKS KSKSKSKS M 8388: 2006 LAsparagine monohydrate ICS 71.040.30