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M <br /> • Federal.Register 1.Vol. 59, No..20 / Monday, January 31,-.1994.I Mules and-Regulations_ 4507 <br /> - TABL.E 1B.-UST of APPROVED-INORGANIC TEST-PRoCEptJal=s--Continued <br /> - •-.,: - •Reference(method number or page) - <br /> -Parameter.urtb and method <br /> EPA,-3s Std methods ASTM USGgz Other . <br /> - 18th Ed. " <br /> AA direct aspWsWn 36 ...... .r.._..... 218.1 3iti 8._:. « ' ., D1687-s�92(B) . ." 1--3236-•85 :�--... 974273: <br /> AA chela* -wftcdon. 2182 3111 C .. <br /> AA furnace ........ -.2182 3113 B 01687-92(G) <br /> ICP/AES 3s. 31208 _ <br /> DCP se,or .» _.�._ .. D4190-82(88) _.... .,......_ Note 34. <br /> orimetric mg/L �dtfon+ followed <br /> 3500--Cr D <br /> 20. CoTical+ <br /> AA direct aspiration..... .»..».... ..: ..» -219.1 3111 B C - 03558-90(A or B) 13239 85 R37 e• <br /> AA-furnace ..._..._.. ....».. .»....... 219.2 3113 B 0356"0(C) <br /> ICP/AES ..».._.....»-............. 6200.7 3120 B " - <br /> DCP.. _. .._..._ D4180-82(88) �...�..._..-» Note 34. <br /> 21. Color platinum cobalt units or dominant <br /> wavelength,hue.hnninarice purity: <br /> Colonmetric(ADMI),or ......__.........-....». 110.1 2120 E' ......»....................... .... ...... Note 18. <br /> (Platinum cobaa),or. ......».»...... ..... 1102 2120 B ............. .... ..._ F-1250-85 <br /> _Spectrophotometric ... - ..... 110.3 2120C - <br /> 22. Copper Tota14, mg/L: Digestion+ followed <br /> AA direct aspiration3e --,»:...... .:....:........... 220.1 3111 B or C D1668--90(A or B) 1--3270-E5 or 974273.p.37 g. <br /> 3271-85 <br /> AA furnace 2202 3113 8..........__ 01688-90(C) <br /> -ICP/AES36 .».......:._ ....... »__.... 6200.7 31208 <br /> DCP 96.or .................. .. ».... .._....... »....»...»...... .._... D4190-82(88) Nate 34. <br /> Colorimetric(Neocuprolne)or..._ ........ .»..--- 3500-Cu 0 <br /> (Bianchoninate) ...»_............ .......... or E ....._.._..._.. . .. _...... ... . Note 19. <br /> ....... .. ... <br /> 23.Cyanide-Total,mglL - <br /> Manual distillation with MgC6 followed by _......_.».» 4500-CN C - <br /> Tdrimetric,or ... • 4500-CN D p.22.9 <br /> Spectrophotometric,manual or»_.. »......... 31 335.3 4500--CN E D2036-91(A) I-3.i0a85 <br /> Aulamoted ._ 31336Z <br /> • 24.Cyanide amenable to chlorination,mglL- <br /> Manual distillation with MgC6 foAowed by 335.1 4500-CN G 2036-91(S) <br /> titrimebt or Spectrophotometric. <br /> 25.Fluoride-Totat,mg/L <br /> Manual dimmlationa followed by . ... ......... ......... ....... 4500-F- B <br /> Electrode'manual or.......»...,......._............ ��..3402 4504-F- C DI 179-88(B) <br /> Automated ... ........ .. »,. ...._.. _..... ...... <br /> lori ...__ .. ....... 1-.4=-.851-.4=-.85Cometric(SPADNS} »...,.....�.. ... ... Y._.340.1 4504•-F- D� D1179-88(A)w <br /> Or Automated complexone or„ _ .. 340.3 4500-F- E <br /> 26.Gold--total+ mgIL;Digestion4 followed by: <br /> AA direct aspiration.»..._........... ..».. ......._: 231.1 3111 8 <br /> AAfurnace,or.__-».»____---_----------------------- 231.2 <br /> DCP .... _»........... ...... ._.. .............................. ......... Noe 34. <br /> 27.Hardness-Total,as CaCO3.m9iL <br /> Automated colorimetric ----------. . ... ...... 130.1 <br /> Trtrimetric (EDTA), or Ca plus Mg as their _ 1302 2340 C D1126-86(92) 1-1336-85 973.52". <br /> carbonates,by inductively coupled plasma <br /> or AA direct aspiration. (See Parameters <br /> 13 and 33) <br /> 28.Hydrogen Ion(pH),pH units: <br /> Electrometric measurement,or.------------------ 150.1 4500-1-1• 8 D1293-84(90) (A or 1-1586•-85 973.41.3 <br /> Automated electrode _... _....._........ ». ... B) .._.......:_ ....... Note 21. <br /> 29. Iridi6m-Total4, mglL; Digestion+ followed <br /> SAA direct aspiration or ......._» ......-.. ... 235.1 311113 - <br /> AA furnace •.. .235.2 <br /> 30.Iron-Total+ nxyL;Digestion followed by: <br /> AA direct aspiration ss »....»».»... ..-.-...--» 236.1 3111 B or C D106G-90(A or B) 1-3381-85974-27.3 <br /> AA furnace ...._,..__..... ................. ........ 2362 3113 B Di068-90(C) <br /> ICP/A✓~S96 ...».......................... . ..........» 5200.7 3120 B <br /> DCP as or D4190-482(88) ........._._....._ Note 34. _ <br /> Calorimetric(Phenanthroline) .».. ... 3500-Fe D D1068-90(D) Note 22. <br /> 31.Kjeldahl Nitrogen-Total,(as N).m911= <br /> Digestion and distillation followed by ...... _ 351.3 4500-NH3 B or 03590,84A) <br /> Titration _.....,,_..-».»»..,.._....... 351.3 4504-NH3 E D3590-89(A) ..._..»....... . 973.48.3 <br /> Nesslerizatiorr........_.r......__»..r.......... 351.3 4500-tdH3 C "D3590-89(A) <br />