GB/T 19227-2008煤中氮的测定方法.pdf

ICS 73.040 D 21 4--I:fA + ^_^ K Pt 7-JAZ Af, GB/T 19227-2008 p{3f}Tt GB/T 476-2001, GB/T 19227-2003,GB/T 18856. 12-2002 *117M rp 1-K M DRIJ -I-*-A Determination of nitrogen in coal (ISO 333:1996,Coal-Determination of nitrogen-Semi-micro Kjeldahl method, MOD; ISO/TS 11725:2002, Solid mineral fuels-Determination of nitrogen-Semi-micro gasification, MOD) 2008 -07-29 3h 2009-05-01 r 1A Ai GB/T 19227-2008 ISO 333:1996 ((A X0j%^J `^ ( 3^ ISO/TS 11725: 2002t ( f 1 hJl J^) 1 c 7 i )( ) . I ^ LL V , A IN-f A iTlf rr -17 ISO 333:1996 *A,,tA --y Xfffl - % ARff5R B3^d , -r *J^TI -a s-^7 ( t.4 ISO/TS 11725 : 2002^f^-o *%1 4 -1j ISO 333 : 1996 fA ISO/ TS 11725 : 2002 j ^ ^ Tirplt^T17plTY^T^ C Jar 17 ISO 333 : 1996a0fA7K F#1X ATY ffl 0J a 01Xiti .ntF I r±Rffll Cr` pT*^TI - t -% ARffJR D rP Lh -f *#,I -`7 ISO/ TS 11725 : 2002 J c W A i11T11f,*fPf 1 t7T-A 1 1 t: a) Jl X11 ^^CJ1; b)%r^lh^^1k^fFEi.f+Yi11l^hi^J7t c) 119 PT,f/TIC-ii t 7 VT, ; d) e) @J R IN P/r %T 0, M7 A *f,T, ff t GB/ T 476-2001 (( 90, 7 :* f fj{ )M 4 18856. 12-2002 ((7k M 12 ^fs53:7k1+y!1)A GB/ T 19227 -2003 (3V ffl jA, rP AM, *t/TIt-r7 GB/T 476-2001 h 4 iJcJxt MELIr ft AT fJAT*tit 3f EE ! J 7k *fov 3 ); 111 CT^i6 DTI va