1、 KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS 2006 11 30 KS M 8230(9)()KS M 8230: 2006M 8230: 2006 ( ) ( ) SK R&D center ( ) ( ) ( ) ( ) : : 1978 12 14 : 2006 11 30 2006 0709 : : ( ) ( 02 509 72997301) . 7 5 , . ICS 71.040.30 KS (9)() M 8230: 2006Sodium sulfide nonahydrate Na2S 9H2O M: 240.18 1. (9 ) (
2、9 ) . . 2. . . KS M 8001 3. 3.1 (9 ) , . . 3.2 a) 1 g 100 mL (A ). A 5 mL (II) (100 g/L) 5 mL . b) A KS M 8001 6.29 a) . 4. (9 ) 5. , 1 . 1 (SO3 ) (N ) (Fe) 98.0102.0 % 0.1 % 0.003 % 5 ppm 5. 5.1 a) 1 g(0.1 mg .) (100 mL) . 25 mL (300 mL) 0.05 mol/L 30 mL (2: 1) 3 mL 0.1 mol/L (a mL)( 2 mL , M 8230:
3、 2006 2 ). (b mL). b) 100100254)(009 012.0=ScfabA A: (%) S: (g) C: 5.3 0.05 mol/L (mL) : 0.1 mol/L 0.012 009: 0.05 mol/L 1 mL Na2S 9H2O (g) 5.2 3 g 50 mL , KS M 8001 6.1 b) 6.2 , . 5.3 (SO3) 3.0 g 200 mL . (7 ) 5 g 100 mL 30 (5 C) 100 mL( 1 g) 0.05 mol/L ( .) , 0.25 mL . . 0.05 mol/L 1 mL 0.004 003
4、g SO3 . 5.4 (N) a) 1.0 g 50 mL (100 g/L) 20 mL 140 mL . b) (0.01 mg N/mL) 3.0 mL 50 mL (100 g/L) 20 mL 140 mL . c) KS M 8001 6.12 d) . 5.5 (Fe) a) 2.0 g 10 mL (100 g/L) 0.5 mL 8 mL 5 mL 2 mL , (2: 1) 2 mL . (2: 1) 1 mL 15 mL . b) (0.01 mg Fe/mL) 1.0 mL 10 mL, (100 g/L) 0.5 mL, 10 mL (2: 1) 2 mL . (2
5、: 1) 1 mL 15 mL . c) KS M 8001 6.22 b) . 6. . 7. (9 ) . 8. . a) b) , M 8230: 2006 3 c) ( ) d) e) f) g) (9 )( ) 2006 12 26 135 513 701 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 ) (05
6、4)278 9661 Fax. (054)278 9662 406 829 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)
7、864 2304 330 816 43 5( 1204 ) (041)589 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 8230: 2006 Sodium sulfide nonahydrate ICS 71.040.30
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