瀹為獙瀹ら剛寮忕牬紕庢満鐓や腑閽掔殑嫻嬪畾鏂規(guī)硶

1鑼冨洿

鏈爣鍑嗚瀹氫簡瀹為獙瀹ら剛寮忕牬紕庢満鐓や腑閽掓祴瀹氱殑鏂規(guī)硶鎻愯銆佽瘯鍓傚拰鏉愭枡銆佷華鍣ㄨ澶囥€佽瘯楠屾楠ゃ€佺粨鏋滆綆楀拰鏂規(guī)硶鐨勭簿瀵嗗害銆?/span>

鏈爣鍑嗛€傜敤浜庤鐓ゃ€佺儫鐓ゅ拰鏃犵儫鐓ゃ€?/span>

2瑙勮寖鎬у紩鐢ㄦ枃浠?/span>

涓嬪垪鏂囦歡涓殑鏉℃閫氳繃鏈爣鍑嗙殑寮曠敤鑰屾垚涓烘湰鏍囧噯鐨勬潯嬈俱€傚嚒鏄敞鏃ユ湡鐨勫紩鐢ㄦ枃浠訛紝鍏墮殢鍚庢墍鏈夌殑淇敼鍗曪紙涓嶅寘鎷嫎璇殑鍐呭)鎴栦慨璁㈢増鍧囦笉閫傜敤浜庢湰鏍囧噯,鐒惰€岋紝榧撳姳鏍規(guī)嵁鏈爣鍑嗚揪鎴愬崗璁殑鍚勬柟鐮旂┒鏄惁鍙嬌鐢ㄨ繖浜涙枃浠剁殑鏈€鏂扮増鏈€傚嚒鏄笉娉ㄦ棩鏈熺殑寮曠敤鏂囦歡錛屽叾鏈€鏂扮増鏈€傜敤浜庢湰鏍囧噯銆?/span>

GB/T483鐓ょ偔鍒嗘瀽璇曢獙鏂規(guī)硶涓€鑸瀹?/span>

3鏂規(guī)硶鎻愯

鐓ゆ牱鐏板寲錛岀劧鍚庣敤紕辯啍铻嶃€佹哺姘存蹈鍙栥€傛蹈鍙栨恫涓姞鎺╄斀鍓備互娑堥櫎騫叉壈鍏冪礌鐨勫獎(jiǎng)鍝嶃€傚湪紓烽吀浠嬭川涓紝浜斾環(huán)閽掍笌2-錛?/span>5-婢?/span>-2-鍚″暥鍋舵愛)-5-浜屼箼鑳跺熀鑻厷錛?/span>Br-PADAP)鍜岃繃姘у寲姘㈠艦鎴愭湁鑹茬殑涓夊厓緇滃悎鐗╋紝鐒跺悗榪涜鍏夊害嫻嬮噺錛屾眰寰楅拻鍚噺銆?/span>

4璇曞墏鍜屾潗鏂?/span>

4.1榪囨哀鍖栭挔錛氱矑鐘躲€?/span>

4.2姘㈡哀鍖栭挔錛?/span>GB629錛夛細(xì)綺掔姸銆?/span>

4.3 姘㈡哀鍖栭挔婧舵恫錛?/span>c(NaOH)=1mol/L銆傜О鍙?/span>40g姘㈡哀鍖栭挔錛屾憾浜?/span>1L姘翠腑銆?/span>

4.4紜吀婧舵恫錛?/span>c錛?/span>1/2H2SO.)=1mol/L銆?/span>

鍚稿彇27.8mL嫻撶～閰?/span>(GB625錛夋參鎱㈠姞鍏ヤ竴瀹氶噺鐨勬按涓茍涓嶅仠鎼呮媽錛屽喎鍗磋嚦瀹ゆ俯鍚庯紝紼€閲婅嚦11銆?/span>

4.5紜吀婧舵恫錛氫綋縐瘮涓?/span>1+6銆?/span>

灝?/span>10mL嫻撶～閰告參鎱㈠姞鍏?/span>60mL鐨勬按涓茍涓嶅仠鎼呮媽錛屽喎鍗磋嚦瀹ゆ俯鍚庯紝瑁呯摱澶囩敤銆?/span>

4.6娣峰悎鎺╄斀鍓傦細(xì)

縐板彇2.5g1.2-鐜繁浜岃兌鍥涗箼閰革紙CYDTA錛夛紝鐢ㄥ皯閲忔阿姘у寲閽犳憾娑詫紙4.3錛夋憾瑙ｏ紝鍔?/span>5g姘寲閽?/span>(GB 1264錛夈€?/span>25 g鐒︾７閰擱挔錛?/span>GB3107錛夛紝鐢ㄦ按婧惰В騫剁█閲婅嚦500mL錛屽偍浜庡鏂欑摱涓€?/span>

4.7緙撳啿婧舵恫錛?/span>pH=1.7銆?/span>

縐板彇110g紓烽吀姘簩閽狅紙GB1263錛夋憾浜庢按涓紝鍔?/span>100mL紓烽吀錛?/span>GB282錛夛紝鐢ㄦ按紼€閲婅嚦1L銆?/span>

紓烽吀搴旇繘琛屽涓嬮澶勭悊錛氬彇涓€瀹氶噺鐨勭７閰革紝鍔犵儹鑷沖啋娉★紝村姞3.2銆?/span>g/L鐨勯珮閿伴吀閽撅紙GB643錛夋憾娑茶嚦婧舵恫鍛堢ǔ瀹氬井綰㈣壊錛岃鐡跺鐢ㄣ€傛柉鍑?/span>

4.8 Br-PADAP涔欓唶婧舵恫錛?/span>0.5g/L銆?/span>

縐板彇0.25 g 2-錛?/span>5-婧?/span>-2-姣楀暥鍋舵愛)-5-浜屼箼鑳跺熀鑻厷錛?/span>Br-PADAP)婧朵簬500mL鏃犳按涔欓唶(GB678)涓€?/span>

4.9榪囨哀鍖栨阿婧舵恫錛氫綋縐垎鏁?/span>3%銆?/span>

鍙?/span>3mL榪囨哀鍖栨阿(GB6684錛夛紝鍔?/span>97mL姘達(dá)紝鐜伴厤鐜扮敤銆?/span>

4.10浜旀哀鍖栦簩閽掓爣鍑嗘憾娑插偍澶囨恫錛?/span>100 渭g/mL銆?/span>

縐板彇緇?/span>400鈩?/span>~500鈩冪厖鐑?/span>2h鐨勪簲姘у寲浜岄拻錛?/span>HG3485)0.1000g(縐板噯鑷?/span>0.0002g錛夛紝鍔犲叆10mL姘㈡哀鍖栭挔婧舵恫(4.3)婧惰В錛岀劧鍚庣敤10mL紜吀婧舵恫錛?/span>4.4)涓拰騫惰繃閲?/span>5mL錛屽皢婧舵恫縐誨叆1L瀹歸噺鐡朵腑錛岀敤姘寸█閲婂埌鍒誨害錛屾憞鍖€鏀劇疆澶囩敤銆?/span>

4.11浜旀哀鍖栦簩閽掓爣鍑嗗伐浣滄憾娑詫細(xì)10 渭g/mL銆?/span>

鍚稿彇涓婅堪婧舵恫 50.0 mL浜?/span>500mL瀹歸噺鐡朵腑錛岀敤姘寸█閲婂埌鍒誨害錛屾憞鍖€銆?/span>

4.12瀵圭鍩鴻嫰閰氭寚紺哄墏錛?/span>1g/L涔欓唶婧舵恫銆?/span>

4.13瀹氭€ф護(hù)綰革細(xì)涓€熴€?/span>

5浠櫒鍜岃澶?/span>

5.1椹紬鐐夛細(xì)鑳芥帶娓╁湪錛?/span>600鹵10)鈩冨拰錛?/span>650鹵10錛夆剝鈩冿紝閫氶鑹ソ銆?/span>

5.2鍒嗗厜鍏夊害璁°€?/span>

5.3鍒氱帀鍧╁煔錛氬閲?/span>25mL^30mL銆?/span>

5.4鍒嗘瀽澶╁鉤錛氭劅閲?/span>0.1mg銆?/span>

5.5瀹歸噺鐡訛細(xì)50mL鍜?/span>100mL銆?/span>

5.6鐑ф澂錛?/span>250mL銆?/span>

5.7縐繪恫綆★細(xì)鍗曞埢搴︼紝1mL銆?/span>2mL銆?/span>3mL銆?/span>5mL銆?/span>10mL銆?/span>

5.8鐢電倝錛?/span>1000W錛屾俯搴﹀彲璋冦€?/span>

6嫻嬪畾姝ラ

6.1宸ヤ綔鏇茬嚎鐨勭粯鍒?/span>

6.1.1鍒嗗埆鐢ㄧЩ娑茬錛?/span>5.7)鍚稿彇0mL銆?/span>1.0mL銆?/span>2.0mL銆?/span>3.0mL銆?/span>4.0mL鍜?/span>5.0mL浜旀哀鍖栦簩閽掓爣鍑嗗伐浣滄憾娑?/span>(4.11)錛屼簬50mL瀹歸噺鐡朵腑錛屽姞5mL娣峰悎鎺╄斀鍓傦紙4.6錛夈€?/span>2村紜濆熀鑻厷鎸囩ず鍓傦紙4.12錛夛紝鐢ㄧ～閰告憾娑詫紙4.5錛夎皟鍒版憾娑茬敱榛勮壊鍙樹負(fù)鏃犺壊銆?/span>

6.1.2鍔?/span>10mL緙撳啿婧舵恫(4.7)銆?/span>2mL Br-PADAP涔欓唶婧舵恫(4.8錛夛紝鎽囧寑錛屽啀鍔?/span>1mL榪囨哀鍖栨阿婧舵恫錛?/span>4.9錛夛紝鍔犳按紼€閲婂埌鍒誨害錛屾憞鍖€錛屾斁緗?/span>60 min銆?/span>

6.1.3鍦ㄥ垎鍏夊厜搴﹁涓婏紝鐢?/span>10mm姣旇壊鐨夸簬600 nm娉㈤暱涓嬶紝浠ユ爣鍑嗙┖鐧芥憾娑蹭負(fù)鍙傛瘮錛屾祴閲忓悇鏍囧噯婧舵恫鐨勫惛鍏夊害銆?/span>

6.1.4浠ヤ簲姘у寲浜岄拻鍚噺錛埼?/span>g錛変負(fù)妯潗鏍囷紝鍚稿厜搴︿負(fù)綰靛潗鏍囷紝緇樺埗宸ヤ綔鏇茬嚎銆?/span>

6.2鐓ゆ牱嫻嬪畾

6.2.1鐓ゆ牱鐨勭伆鍖?/span>

鍑嗙‘縐板彇綺掑害灝忎簬0.2mm鐨勭┖姘斿共鐕ョ叅鏍?/span>1g(縐板噯鑷?/span>0.0002 g)浜庡潻鍩氾紙5.3錛変腑錛屾斁鍏ラ┈寮楃倝錛?/span>5.1)錛岀敱瀹ゆ俯閫愭笎鍔犵儹鑷籌紙600鹵10錛?/span>C)錛屽茍鍦ㄦ娓╁害涓嬬伡鐑ц嚦灝?/span>1h錛岀洿鑷蟲棤榛戣壊鐐矑錛屽彇鍑哄潻鍩氬茍鍐峰嵈鑷沖娓┿€?/span>

娉細(xì)鍙牴鎹拻鐨勫惈閲忛€傚綋澧炲噺縐版牱閲忋€?/span>

6.2.2鐏版牱鐨勫鐞?/span>

鍦ㄧ洓鏈夌伆鏍風(fēng)殑鍒氱帀鍧╁煔涓姞鍏?/span>4g姘㈡哀鍖栭挔錛?/span>4.2)鍜?/span>1g榪囨哀鍖栭挔錛?/span>4.1錛夛紝鏀懼叆椹紬鐐変腑錛屽湪淇濊瘉鐔旀牱涓嶉婧呭拰涓嶆孩鍑虹殑鎯呭喌涓嬶紝鐢卞娓╅€愭笎鍔犵儹鍒?/span>(650鹵10)鈩?/span>,鍦ㄦ娓╁害涓嬬啍铻?/span>10 min锝?/span>15 min錛屽彇鍑哄湴鍩氬茍鍐峰嵈鑷沖娓┿€?/span>

灝嗗潻鍩氭斁鍏ョ儳鏉紙5.6)涓紝鍔?/span>50 mL~60mL娌告按錛屼簬鐢電倝錛?/span>5.8)涓婄叜娌?/span>1min~2 min銆傚彇涓嬬儳鏉?/span>.鐢ㄧ儹姘存礂娑ゅ潻鍩氥€傚皢婧舵恫縐誨叆100mL瀹歸噺鐡?/span>(5.5)涓紝鍐峰嵈鑷沖娓╋紝鐢ㄦ按紼€閲婂埌鍒誨害錛屾憞鍖€錛岄潤緗繃澶滄垨鐢ㄥ畾鎬ф護(hù)綰革紙4.13錛夊共榪囨護(hù)銆?/span>

娉細(xì)騫茶繃ゆ槸鎸囨墍鐢ㄧ殑浠櫒鍜屾潗鏂欙紙濡傛紡鏂椼€佺儳鏉拰ょ焊絳夛級(jí)鍧囦負(fù)騫茬嚗鍜屾磥鍑€鏃剁殑榪囨護(hù)銆?/span>

6.2.3鏍峰搧絀虹櫧婧舵恫鐨勫埗澶?/span>

鍒嗚В涓€鎵規(guī)牱鍝佸簲鍚屾椂鍒跺涓€涓牱鍝佺┖鐧芥憾娑詫紝鍒跺鏂規(guī)硶鍚?/span>6.2.2錛屽彧鏄笉鍔犵伆鏍楓€?/span>

6.2.4嫻嬪畾

鍑嗙‘鍚稿彇鏍峰搧涓婇儴娓呮恫鎴栨護(hù)娑?/span>10mL鍙?qiáng)鏍峰搧绌虹櫧婧舵?/span>(6.2.3)10 mL錛屽垎鍒斁浜?/span>50mL瀹歸噺鐡朵腑錛屽姞5mL娣峰悎鎺╄斀鍓傦紝2村紜濆熀鑻厷鎸囩ず鍓傦紝鐢ㄧ～閰告憾娑詫紙4.5錛夊皬蹇冭皟鍒伴粍鑹插彉涓烘棤鑹層€傛寜6.1.2鍜?/span>6.1.3浣嗕互鏍峰搧絀虹櫧婧舵恫涓哄弬姣旓紝嫻嬪畾鏍峰搧婧舵恫鐨勫惛鍏夊害銆備粠宸ヤ綔鏇茬嚎涓婃煡寰楁牱鍝佹憾娑蹭腑浜旀哀鍖栦簩閽掔殑鍚噺錛埼?/span>g錛夈€?/span>

娉細(xì)鍙牴鎹瘯鏍鋒€繪憾娑蹭腑閽掑惈閲忛€傚綋澧炲噺鍚告恫閲忋€?/span>

7緇撴灉璁＄畻

絀烘皵騫茬嚗鐓ゆ牱涓拻鐨勮川閲忓垎鏁?/span>Va(渭g/g錛夋寜鍏紡錛?/span>1錛夎綆楋細(xì)

m1闄や互m鍦ㄤ箻浠?/span>100闄や互V脳0.56u

M1鈥斺€斾粠宸ヤ綔鏇茬嚎涓婃煡寰楃殑鏍峰搧婧舵恫涓簲姘у寲浜岄拻鐨勫惈閲忥紝鍗曚綅涓哄井鍏嬶紙渭g錛夛紱

m鈥斺€旂┖姘斿共鐕ョ叅鏍風(fēng)殑璐ㄩ噺錛屽崟浣嶄負(fù)鍏嬶紙g)錛?/span>

v鈥斺€斾粠100-mL璇曟牱婧舵恫涓垎鍙栫殑婧舵恫浣撶Н錛屽崟浣嶄負(fù)姣崌錛?/span>mL)錛?/span>

0.56鈥斺€旂敱浜旀哀鍖栦簩閽掓崲綆楁垚閽掔殑鍥犲瓙銆?/span>

璁＄畻緇撴灉鎸?/span>GB/T483涓殑瑙勫垯淇害鑷沖皬鏁扮偣鍚?/span>1浣嶏紝鍙栭噸澶嶆祴瀹氱粨鏋滅殑騫沖潎鍊間慨綰﹀埌涓綅鎶ュ嚭銆?/span>