土壤孔隙水取样系�?参数-价格-中国粉体罐�/title>

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$(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p><strong>土壤孔隙水取样系绞�/strong>用于提取土壤中的液相用于分析，取样器在真空泵的负压作用下抽取土壤中的溶液、�/p><p>孔隙水取样器实际组成是半透水材质的取样杯及抽取管和相关附件，根据取样目的不同，材质有所差别、�/p><p>真空泵有多种类型，适合不同目的取样、�/p><p>以下为几种孔隙水取样器和真空泵的介绍，可根据需要选配组合、�/p><p><strong></strong></p><p><strong>取样�?/strong><span><strong></strong></span></p><p><span><strong>SK20抽吸式取样器</strong></span></p><p>由氧化铝烧结材料制作而成的陶瓷杯，可以对硝酸盐和常见的有机和无机物质进行取样和分析、�/p><p><span><strong>应用</strong></span></p><p>连续/不连续提叕�/p><p>硝酸盐，氯化物，硫酸盐，钙，钠，铵，磷酸盏�/p><p>不适合重金屝�/p><p><span><strong>优点</strong></span></p><p>死体积（Dead Volume）非常小</p><p>主轴和杯可更捡�/p><p>pH范围4�?</p><p><span><strong>产品规格</strong></span></p><table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td>主轴</td><td>?2 cm，丙烯酸树脂</td></tr><tr><td>多孔陶瓷</td><td>?2 cm，长6 cm</td></tr><tr><td>起泡炸�/td><td>-100 kPa</td></tr><tr><td>吸水箠�/td><td>PE�?0.16 cm x ?0.28 cm</td></tr><tr><td>保护箠�/td><td>PVC，直�?.1cm</td></tr><tr><td>取样野�/td><td>**值：在自由水中，真空度为-50 kPa时，�?0min�? mL</p><p>*小值：在沙壤土中，真空度为-50 kPa时，�?h�? mL</td></tr></tbody></table><p><span><strong>SPE20抽吸式取样器</strong></span></p><p>包含专门为重金属取样设计的膜，通常多孔陶瓷杯不适合此类取样、�/p><p><span><strong>应用</strong></span></p><p>用于检测除草剂，农药和重金屝�span><strong></strong></span></p><p><span><strong>优点</strong></span></p><p>和样品接触的材料是尼龙和聚乙�?/p><p>吸附率低</p><p><span><strong>局陏�/strong></span></p><p>起泡�?00 kPa，但多孔PE覆盖层允许水流上限是20 kPa</p><p><span><strong>产品规格</strong></span></p><table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td>主轴</td><td>?2 cm，丙烯酸树脂</td></tr><tr><td>多孔陶瓷</td><td>?2 cm，长6 cm</td></tr><tr><td>起泡炸�/td><td>-100 kPa（仅允许水流上限�?20 kPa（�/td></tr><tr><td>吸水箠�/td><td>PE�?0.16 cm x ?0.28 cm</td></tr><tr><td>保护箠�/td><td>PVC�? 1.1 cm</td></tr><tr><td>取样野�/td><td>**值：在自由水中，真空度为-50 kPa时，�?0min�? mL</p><p>*小值：在沙壤土中，真空度为-50 kPa时，�?h�? mL</td></tr></tbody></table><p><span><strong><span>真空泴�/span></strong></span></p><p><span><strong>VS-pro可控真空泴�/strong></span></p><p>VS系列真空泵可以维持恒定真空量、�/p><p><strong><span>恒定真空取样方法</span></strong></p><p>利用可控真空泵，真空量可在大气压�?5kPa之间设置</p><p><strong><span>张力计控制取样方泔�/span></strong></p><p>张力计可测量土壤水张力。VS系列真空泵可提供一个等值真空量。由于该单元的功能较多，可对采样任务实施**化处理、�/p><p><strong><span>应用</span></strong></p><p>长期监测项目、在规定条件下对渗滤液的研究、从一定孔径的土壤水中取样</p><p><strong><span>优点</span></strong></p><p>高准确度真空泴�/p><p>恒定抽真空或张力计控制抽真空</p><p>可充电电江�/p><p>多个配置选项</p><p>集成数采</p><p><strong><span>技术指栆�/span></strong></p><table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td colspan="2"><p>供电</p></td><td><p>10.5�?5 VDC</p></td></tr><tr><td rowspan="3"><p>能耖�/p></td><td><p>工作期间平均�?/p></td><td><p>�?5 mA/16mA(VS-ps)</p></td></tr><tr><td><p> 待机</p></td><td><p>�? mA/2mA(VS-ps)</p></td></tr><tr><td><p> 调整期间</p></td><td><p>50�?00 mA</p></td></tr><tr><td colspan="2"><p>接口</p></td><td><p>tensioLINK，RS485</p></td></tr><tr><td colspan="2"><p>模拟输出</p></td><td><p>2 x 0 ... 1 V�?.. 2 V�?.. 5 V</p></td></tr><tr><td rowspan="2"><p>真空量设�?/p></td><td><p> 范围</p></td><td><p>0�?85kPa</p></td></tr><tr><td><p> 准确�?/p></td><td><p>��0.05 kPa</p></td></tr><tr><td colspan="2"><p>内存</p></td><td><p>5000读数</p></td></tr><tr><td colspan="2"><p>外观规格</p></td><td><p>26cm ��16cm��10cm</p></td></tr><tr><td colspan="2"><p>三防等级</p></td><td><p>IP 66</p></td></tr><tr><td colspan="2"><p>工作温度</p></td><td><p>-10℃至45ℂ�/p></td></tr><tr><td colspan="2"><p>外壳</p></td><td><p>铜�/p></td></tr></tbody></table><p><span><strong>VacuPorter电子真空泴�/strong></span></p><p>将采样瓶抽空至大�?0 kPa。当土壤水分张力低于50kPa时，土壤水溶液将被提取，直至采样瓶和土壤水分张力均衡。这款便携式真空泵具可充电电池，可以轻松收集孔隙水样、�/p><p><strong><span>应用</span></strong></p><p>土壤水质定性分枏�/p><p><strong><span>优点</span></strong></p><p>低成�?/p><p>操作简協�/p><p><strong><span>技术指栆�/span></strong></p><table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td><p>**体积</p></td><td><p>�?bar atm时为-85 kPa</p></td></tr><tr><td><p>**压强</p></td><td><p>4bar</p></td></tr><tr><td><p>容量</p></td><td><p>10L/min</p></td></tr><tr><td><p>电池容量</p></td><td><p>运行7小时</p></td></tr><tr><td><p>外观尺寸</p></td><td><p>30 x 25 x 13 cm</p></td></tr><tr><td><p>质量</p></td><td><p>10.6 lbs/4.8kg</p></td></tr></tbody></table><p><span><strong></strong></span></p><p><span><strong>VPS-2</strong><strong>手动真空泴�/strong></span></p><p>坚固性手动真空泵，适合野外大量取样、�/p><p><strong><span>技术指栆�/span></strong></p><table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td><p>**真空</p></td><td><p>�?bar大气压条件下�?85kPa</p></td></tr><tr><td><p>容量</p></td><td><p>0.41L/冲程</p></td></tr></tbody></table><p><span><strong></strong></span></p><p><span><strong>产地与厂家：</strong><strong>徶�/strong><strong>国METER公司</strong></span><span>（原德国UMS（�/span></p><div></div> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; 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