?伴?讳腑蹇? ppm/ppb/ppm?芥???涔?锛? ?ㄥ?楠?瀹ゅ??宸ヤ???浜т腑锛?寰?????灞???璐ㄧ??婧跺?哄???藉?瀹?楠?缁?????浜у??璐ㄩ??浜х??娣辫?褰卞??锛??? PPM锛??句???涔?涓?锛???PPB锛???浜垮??涔?涓?锛? ?? PPT锛?涓?浜垮??涔?涓?锛? 姝f?? ??杩?浜??????╄川??????灏衡???? 1. ??浣?瀹?涔?涓??垫??搴 - PPM锛?1/1,000,000锛?甯哥?ㄤ?妫?娴?椋???娣诲?????????姹℃???╂??宸ヤ?????涓?????璐ㄣ??渚?濡?锛?楗??ㄦ按涓?????... 浜?瑙h??? PFA?ㄧ?垮?扮????瀛︽?峰??娓?娲????????? ???ㄥ?璞★??ㄤ??扮????瀛︽?峰??娑?瑙g?? PFA ?峰???跺?ㄩ??杩? TIMS ?? MC-ICP-MS 杩?琛???浣?绱?????涔???瀵瑰?拌川?峰??杩?琛?娑?瑙f? PFA 瀹?楠?瀹ゅ?ㄧ?挎???锋?????х??瓒?????搴??ㄤ?涓???瀵逛?娑?瑙f?楠や腑浣跨?ㄧ?? PFA ?峰???讹?蹇?椤昏?琛?涓ユ?肩??娓?娲?绋?搴???姣?涓??楠?瀹ら?芥????繁??娓?娲?绋?搴?锛?骞朵??界?ユ??涓?????浠ヤ?? PFA ?峰???跺???剁??娓?娲?绋?搴???涓や釜... 浜?瑙h??? ??灏煎???电???瑙d华甯歌??峰??娑?瑙f?规? ??灏煎???电???瑙d华甯歌??峰??娑?瑙f?规?1?????棰?????澹ょ??娑?瑙d华?? GS-36 ????姘?涔????瑙g?/PFA娑?瑙g?璇???: 1. ????HCI) : p=1.19g/mL锛? 浼?绾х函2.纭???HNO3) : p=1.42g/mL锛? 浼?绾х函3.姘㈡???HF) : p=1.49g/mL4.楂?姘???HCIO4) : p=1 .68g/mL锛?浼?绾х函姝ラ?: 1. 绉板????澹ゆ?峰??0.2-0.5g浜?????姘?涔????瑙g?涓??????0mL????CI,... 浜?瑙h??? PFA??FEP涓?PTFE??璐ㄧ???哄??????╂???? PFA??FEP涓?PTFE??璐ㄧ???哄??????╂?????ㄨ?绾??楠?????瀵间???楂?绮惧?琛?涓?涓??姘?濉???????锛?濡?PFA??FEP??PTFE锛????朵?寮?????瀛︾ǔ瀹??у?????????ц?骞挎?搴??ㄣ??浠ヤ????涓?绉???璐ㄧ???抽???哄????卞???癸??╂?ㄦ?规????姹????烘??浣抽???┿?? 涓????稿??哄??. 婧跺?轰????烘?ц?斤?????硷?- PFA锛?婧跺?烘???烘??浣?锛?娓?娲?????揪10p... 浜?瑙h??? ?ㄥ?哄??瀵间?绾т??ㄦ?????????╄川瀹瑰?ㄢ????PFA璇???? ?ㄥ?哄??瀵间?绾т??ㄦ?????????╄川瀹瑰?ㄢ????PFA璇????跺??浜???灏煎??绉???涓?涓哄??瀵间?琛?涓?璁捐???楂??ц?芥?????????╄川瀹瑰?ㄢ????PFA???风?躲??璇ヤ骇?????????с??楂?绾?害??浼?寮???瀵?灏??ц?斤???涓哄??瀵间??堕??杩?绋?涓??????缂虹??瀛??ㄥ?????峰伐?凤?骞挎?搴??ㄤ?瓒?绾?按??寮洪?搞??寮虹⒈?????烘憾?????ㄥ?涓?浼?杈???PFA璇????剁???稿?浼???FA锛???憾?ц????姘?涔????????.. 浜?瑙h??? 棣?椤?/a> 涓?涓?椤?/a> 123 涓?涓?椤?/a> ??〉