1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS I ISO 11048 KS I ISO 11048:2008 2008 11 10 http:/www.kats.go.krKS I ISO 11048:2008 : ( ) ( ) ( ) : (http:/www.standard.go.kr) : :1998 4 30 :2008 11 10 2008-0751 : : ( 02-509-7266) (http:/www.kats.go.kr). 10 5 , . KS I ISO 11048:2008 Soil quality Determina
2、tion of water-soluble and acid-soluble sulfate 1995 1 ISO 11048, Soil quality Determination of water-soluble and acid-soluble sulfate , . 1 1.1 . , . . KS M ISO 11464 . 7 . 1: 2: 3: : 1: 5 4: : 1: 2 5: 6: 7: 1.2 . . ( ) . KS M ISO 3696, KS M ISO 11464, KS M ISO 11465, ( ) KS I ISO 11048:2008 2 ISO 9
3、280: 1990, Water quality Determination of sulfate Gravimetric method using barium chloride 1.3 ( : 1: 5 1: 2) . , . . 6 ISO 9280 . . , , , 2 , , . . 1.4 3 4 , ( ). . 4 ( ) . 4, 5, 6 (CaSO4 2H2O) . 6 (SO2) 10 mg/L , 3 4 50 mg/kg 20 mg/kg0.005 %(m/m) 0.002 %(m/m) , 5 500 mg/kg0.05 %(m/m) . , 6 , (ICP)
4、 (AES). 5 3 , 4 . “ ” . , . (5.1 7 ). “ ” 4 KS I ISO 11048:2008 3 ( , , , , ) . . , , . 6 . . ( , ) 3 “ ” . : . “ ” , . , 20 1 441 mg /LSO24 . 3 7 205 mg /kgSO24(10 g : 50 mL ) , 4 2 882 mg /kgSO24(50 g : 100 mL ) . 2 2.1 35 . 2.2 KS M ISO 11465 . 75 80 ( ). 2.3 : 1: 5 2.3.1 KS M ISO 11465 . 2.3.1.1
5、 . 2.3.1.2 10 g . KS I ISO 11048:2008 4 2.3.2 . KS M ISO 11464 2 mm . 2 mm (KS M ISO 11464) 100 g . 250 m . 10 g ( ). (2.3.1.2) 40 . 4 0.1 %(m/m) . (2.3.1.1). 1 2 mm . 2 mm . 2 mm . 2 (riffle) , . 4 . 2.4 : 1: 2 2.4.1 KS M ISO 11465 . 2.4.1.1 . 2.4.1.2 125 g . 2.4.1.3 50 g . 2.4.2 . KS I ISO 11048:2
6、008 5 KS M ISO 11464 2 mm . 2 mm (KS M ISO 11464) 125 g . 250 m . 50 g ( ). (2.4.1.3) 40 . 4 0.1 %(m/m) . (2.4.1.1). 3 2 mm . 2 mm . 2 mm . 4 , . 4 . 3 : 1: 5 3.1 , 1: 5 . 6 . 5 , 20 1 441 mg /LSO24 . . 3.2 1: 5 3.2.1 . 3.2.1.1 KS M ISO 3696 3 . 3.2.2 . KS I ISO 11048:2008 6 3.2.2.1 100 mL . 3.2.2.2
7、 (Buchner funnel) 100 mm . 3.2.2.3 500 mL . 3.2.2.4 8 m 3.2.2.5 3.2.2.6 . 3.2.2.7 50 mL 10 g . 3.2.2.8 0.001 g . 3.2.3 2.3 . 3.2.4 20 25 . 1: 5 . (100.1) g (3.2.2.1) . (50 0.5) mL (3.2.1.1) (3.2.2.7) 16 . (3.2.2.2) (3.2.2.4) (3.2.2.3) . KS I ISO 11048:2008 7 . (VE) . 3.3 2.2 . 4 : 1: 2 4.1 , 1: 2 (3
8、.1 5 ). 6 . 4.2 1: 2 4.2.1 . 4.2.1.1 KS M ISO 3696 3 . 4.2.2 . 4.2.2.1 500 mL ( ). 4.2.2.2 100 mm . 4.2.2.3 500 mL . 4.2.2.4 8 m 4.2.2.5 KS I ISO 11048:2008 8 4.2.2.6 4.2.2.7 100 mL 50 g . 4.2.2.8 250 mL . 4.2.2.9 100 mL . 4.2.2.10 0.001 g . 4.2.2.11 50 g . 4.2.3 50 g 2.4 . 4.2.4 20 25 . 1: 2 . (500
9、.5) g (4.2.2.11) (4.2.2.8) . (1001) mL (4.2.1.1) ( 6 ) (4.2.2.7) 16 . (4.2.2.2) (4.2.2.4) (4.2.2.1) . . (VE) . 6 . , 25 mL ( KS I ISO 11048:2008 9 ) . 4.3 2.2 . 5 5.1 . . ( ) . 6 . ( 7 ). 7 , ( 10 ). . . ( % SO4 .) . , ( ) . 5.2 5.2.1 . 5.2.1.1 KS M ISO 3696 3 . 5.2.1.2 ( 1.18) (50010) mL 1 L . . .
10、5.2.1.3 ( 0.880) 500 mL 1 L . 5.2.1.4 c(AgNO3) 0.1 mol/L KS I ISO 11048:2008 10 (171) g 800 mL 1 L . . 5.2.1.5 1.42 5.2.1.6 5.2.2 . 5.2.2.1 2 500 mL ( ). 5.2.2.2 . 5.2.2.3 ( 8 m), ( 8 m), ( 2.5 m) 5.2.2.4 35 mm , 150200 mm . 5.2.2.5 . 5.2.2.6 100 mm . 5.2.2.7 (dropping pipette) 10 mL . 5.2.2.8 (fume
11、 cupboard) 5.2.2.9 (measuring cylinder) 100 mL . 5.2.2.10 KS I ISO 11048:2008 11 (0.001 g) . 5.2.3 2.3 . 5.2.4 . a) ( 9 ) 2 g 500 mL (5.2.2.1) (mS) . b) (5.2.1.2) (1001) mL . ( 10 ). c) (5.2.2.8) 15 . d) (5.2.1.1) . e) 2 3 (sesquioxides) (5.2.1.6) , (5.2.2.7) (5.2.1.3) ( 11 ). f) (5.2.2.3) 500 mL (5
12、.2.2.1) . . . (VE) ( 200 mL ). 8 ( , ) . (HCN) . . 9 . 0.2 g . 10 (H2S) , . . , 10 500 mL . . 11 e) 2 3 , . , 2 . , 2 3 ( 20 mL ). e) . 5.3 2.2 . KS I ISO 11048:2008 12 6 6.1 35 . ISO 9280 . 6.8 . 25 mg/L 5 000 mg/L (SO42 ) (6.6.1) . ( , ) . ISO 9280 ( = 9) 24SO = 10 mg/L . 6.2 20 . (sintered-glass
13、crucibles) , 105 . . 6.3 KS M ISO 3696 3 . 6.3.1 c(HCl) 6 mol/L ( 1.18) (50010) mL 1 L . . . 6.3.2 (2 ) 100 g/L . (2 )(BaCl2 2H2O) (1001) g 800 mL . . 1 L . . . 6.3.3 c(NaOH) 5 mol/L KS I ISO 11048:2008 13 . 20 g 100 mL . . 6.3.4 1 g/L 100 mg 50 mL . . 100 mL . . . 6.3.5 c(AgNO3) 0.1 mol/L (AgNO3) (171) g 800 mL 1 L . . . 6.3.6 (C2H5OH) ( ) ( 95 %, 5 %) 6.3.7 100 g/L (NaCl) (100.1) g 100 mL . . 6.3.8 (Na2CO3) 12 , . 6.4 . 6.4.1 30
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