1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS M 8489L( ) ( )KS M 8489:2008 2008 10 13 http:/www.kats.go.krKS M 8489:2008 : ( ) ( ) ()MPT ( ) : (http:/www.standard.go.kr) : :1998 12 31 :2008 10 13 2008-0663 : : ( 02-509-7301) (http:/www.kats.go.kr). 10 5 , . KS M 8489:2008 L( ) ( ) L( )-Glutamine H2NC
2、O(CH2)2CH(NH2)COOH C5H10N2O3FW: 146.15 1 L( )- L( )- . . 2 . . KS M 0006, KS M 0009, KS M 0024, KS M 0034, , , KS M 8001, 3 3.1 L( )- , . 3.2 KS M 0024 3 410 cm 1, 1 690 cm 1, 1 640 cm 1, 1 590 cm 1 1 420 cm 1 . KS M 0024 7.2 a)( ) . 1 . KS M 8489:2008 2 4 L( )- 5. 1 . 1 (105 ) ( ) (Cl) (SO4) (Pb )
3、(As) (Fe) 99.0 % 6.3 7.3 0.2 % 0.05 % 0.01 % 0.02 % 0.001 % 1 ppm 0.001 % 5 5.1 0.2 g 0.1 mg (98 %) 3 mL ( ) 50 mL (cm 1) (%) 1 20 D KS M 8489:2008 3 . 0.1 mol/L ( ) KS M 0034 6.( ) . , . . 0.1 mol/L ( ) 1 mL 0.014 615g C5H10N2O3 . 5.2 0.5 g 20 mL . 5.3 2 g 0.1 mg (50 mL) . KS M 0006 4.4( ) . 1525 .
4、 (t) ( 0.07) 20 . = 0.07(20 t) 5.4 (105 ) KS M 0009 5.1.4 a)( 1: ) . 1.0 g 0.1 mg 3 2 mg . 5.5 ( ) KS M 0009 5.4.4 d)( 4: ) . 2.0 g 1 mg . 5.6 (Cl) a) 0.3 g 20 mL . b) (0.01 mg Cl/mL) 3.0 mL 20 mL . c) KS M 8001 6.7 a)( ) . 5.7 (SO4) a) 0.3 g (2: 1) 0.3 mL 25 mL . b) (0.01 mg SO4/mL) 6.0 mL (2: 1) 0
5、.3 mL 25 mL . c) KS M 8001 6.15 a)( ) . 5.8 (Pb ) a) 2 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 g (100 mL) 40 mL . 20 D 20 D t D KS M 8489:2008 4 b) (0.001 mg As/mL) 3.0 mL (100 mL) 40 mL . c) KS M 8001 6.19 c)N, N- (AgDDTC ) . 5.10 (Fe) a) 1.0 g 15 mL . b)
6、 (0.01 mg Fe/mL) 1.0 mL 15 mL . c) KS M 8001 6.22 b)(1,10- ) . 5.11 KS M 8001 6.25.1( ) (L 0.5 % ). a) b) 0.50 g 50 mL . 5 L( 50 g) . c) L- 0.25 g 100 mL . 1 mL 50 mL 5 L(L- 0.25 g) . d) 1-: = 2: 1: 1( ) e) 10 cm f) 100 30 . 80 10 . g) L( )- (Rf) 0.4, L- (Rf) 0.5 . 6 . 7 . a) , “L( )- ” “ ” b) c) ( ) d) e) f) L() () 135513 7017 (02)60094114 (02)600948878 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS M 8489:2008 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS L()Glutamine ICS 71.040.30