··CaO/KH2PO4276500/CaO/KH2PO4。。1.69mg/LCaO、KH2PO4pH、、CaO/KH2PO4。CaO/KH2PO4。1.69mg/L1000mlCaO1g<1.0mg/LKH2PO43gCaO/KH2PO40.8g/1.24g。CaO/KH2PO4。CaO/KH2PO410.8kg/1.24kgCao/KH2PO4。CaO/KH2PO4。CaO/KH2PO4R123.5B1006-3110201510-1260-03DOI10.3969/j.issn.1006-3110.2015.010.037。、、。、、、、、、、。1。。。11.11.69mg/LpH7.9069.2mg/L150.6mg/L342mg/L。1.2GB/T5750.4-2006、GB/T5750.5-2006。1.3TCL-、pH。1.42。pHKH2PO41974-。pHKH2PO4pH、KH2PO4PO43-Ca2+Ca3PO42Ca3PO42F-3。。1.51.5.1CaO1.5.1.152000mlA1A2A3A4A5A1~A51000ml。1.5.1.2A1~A51、2、4、5、10gCaO25min10min。CaO。1.5.1.3A1~A5800ml。pH、EDTA4、5。1.5.2KH2PO4pH51000mlB1~B5A1~A5600ml3gKH2PO410min5min。。。22.1CaO1。CaO06212015102210PractPrevMedOct.2015Vol.22No.10pH、。CaO1、2g1mg/LpH11.81、12.62431、1382mg/L。CaO3、4g、pH2057mg/L。CaO2g。、pHKH2PO4。1gmlminminpHmg/Lmg/LA0CaO____7.903421.69A1CaO11000251011.814310.92A2CaO21000251012.6213820.90A3CaO31000251012.5920170.88A4CaO41000251012.5420570.84A5CaO51000251012.5721390.412.2KH2PO4。、pH、2。1.69mg/L1000mlKH2PO43gB1、B20.55、0.20mg/L。pH5.58、6.69。322、54.9mg/L。KH2PO43g。KH2PO43g。2gmlminminpHmg/Lmg/LB1KH2PO436001055.853220.55B2KH2PO436001056.6954.90.20B3KH2PO436001057.1543.10.18B4KH2PO436001057.1818.00.11B5KH2PO436001057.3310.8<0.12.3CaO/KH2PO4PO43-CaO/KH2PO40.8g/1g0.8g/1.2g1g/1.2g1.5g/1.6g1.5g/2.0g3。31000mlCaO/KH2PO40.8g/1.24g0.81mg/L、pH7.01、135mg/L、78.7mg/L、44.0mg/L。≤1.0mg/L、pH6.5~8.5、≤50mg/L、≤50mg/L、≤250mg/L6。pH、、CaO/KH2PO411.55。1Cao/KH2PO40.8kg/1.24kg。3CaO/KH2PO4gmlminminpHmg/LC1CaO/KH2PO40.8/1.01000/8001056.640.69C2CaO/KH2PO40.8/1.21000/8001056.560.38C3CaO/KH2PO41.2/1.41000/8001057.200.18C4CaO/KH2PO41.5/1.61000/8001057.640.24C5CaO/KH2PO41.5/2.01000/8001057.810.152.471000ml20g30min20min4。pH120kg。4gmlpHmg/Lmg/Lmg/Lmg/LAl2O32010008.340.88375102123.43CaO/KH2PO4、1.0mg/L。3.1CaO/KH2PO40.81mg/L、pH7.01、135mg/L、78.7mg/L、44.0mg/L。。、。。、、。Al3+、、125116212015102210PractPrevMedOct.2015Vol.22No.10。、、。201052。3.31、、253。、、4~6、。。、、20~24。3.42009-2013。28。1.2003-20078704J.200834162-63.2.2009-2011J.201320178-80.3.20134R.20131-12.4.2009J.201126144-47.5.J.2013212181-1846.2009-2010J.2012285591-592.2015-01-1612618。、pH。CaO/KH2PO4。3.2CaO/KH2PO41CaO/KH2PO40.8kg/1.24kg。CaO0.4/kgKH2PO434/kg42.48。、、、、。32/kg120kg640。600℃0.5h9、、、、、。CaO/KH2PO4。。CaO/KH2PO4、、、。。1.2011J.2012195712-713.2.M.2002131-132.3.J.200824339-41.4GB/T5750-2006.4S.5GB/T5750-2006.5S.6GB5749-2006S.7.J.200934570-73.8.、J.200623160-63.9.J.201023324.2015-01-3015212015102210PractPrevMedOct.2015Vol.22No.10