<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 18pt; mso-char-indent-count: 2.0; mso-char-indent-size: 9.0pt"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 8.5pt; mso-font-kerning: 0pt">三合一测试仪，这个产品可让你用一个探头测量<SPAN lang=EN-US>PH,EC,TDS三种参数<?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 18pt; mso-char-indent-count: 2.0; mso-char-indent-size: 9.0pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 8.5pt; mso-font-kerning: 0pt">SM801电导率的测量范围最高达1990 μS/cm，TDS范围最高达1990 ppm，它适合饮用水的测量。<o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 18pt; mso-char-indent-count: 2.0; mso-char-indent-size: 9.0pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 8.5pt; mso-font-kerning: 0pt">SM802,电导率量程最高达6.00 mS/cm， TDS量程最高达4000 ppm，适合种植业应用。在施肥前测量土壤电导率来确定怎样施肥，在施肥后测量土壤电导率来确定施肥后的结果。装配MA850可换探头测量pH, 电导率 和 TDS.在测量化肥溶液时PH电极利用一个光纤管来降低污染。两种测试仪都是手工校准<BR><BR></SPAN></P>
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