Copyright 2026, Texas Scientific Products <div><h1><b>FLOW ANALYZER PUMP TUBING</b></h1></div><div>This flow analyzer tubing is designed to exactly match the OEM pump tubing specifications for Skalar instrumentation.&nbsp; You can expect a perfect fit, exceptional chemical resistance and the best price available.</div><div><br /></div><div>These tubes are configured with THREE tabs (as opposed to TWO tab tubing).&nbsp; The advantage of this is that you can use the tubing twice before having to switch it out. <br /></div> https://www.txscientific.com/flow-analyzer-tubing-c189all.aspx Fri, 23 Oct 2026 14:07:50 GMT 60 Nexternal RSS 2.0 en-us https://www.txscientific.com/three-stop-pvc-390-mlmin-purple-white-purple-for-segmented-flow-analyzers-12pk-21-4129-p2077.aspx Product2077 Tue, 2 Jun 2020 11:58:24 GMT <div style="float:left"><a class="url" href="https://www.txscientific.com/three-stop-pvc-390-mlmin-purple-white-purple-for-segmented-flow-analyzers-12pk-21-4129-p2077.aspx"><img src="//cdn.nexternal.com/tsp/images/21-4129_75x75.jpg" alt="Three Stop, PVC, 3.90 mL/min, Purple-White-Purple for Segmented Flow Analyzers 12/pk [21-4129]" border="0" hspace="3"></a></div><span class="riRssTitle"><a href="https://www.txscientific.com/three-stop-pvc-390-mlmin-purple-white-purple-for-segmented-flow-analyzers-12pk-21-4129-p2077.aspx">Three Stop, PVC, 3.90 mL/min, Purple-White-Purple for Segmented Flow Analyzers 12/pk [21-4129]</a></span><br><a href="https://www.txscientific.com/three-stop-pvc-390-mlmin-purple-white-purple-for-segmented-flow-analyzers-12pk-21-4129-p2077.aspx">Buy Now:</a> <span color="#990000"><b>$32.26</b></span> <br /><br /><div><div>Tubing: PVC, Three Stop, 2.79mm Purple-White-Purple. Overall Length 455mm, 12 per pack. <br /></div><div><br /></div><div>COMPARE to OEM offering!&nbsp; The 3 stop design permits TWICE the usage before replacement.</div><div><br /></div><div>Flow Rate: 3.90 mL/min <br /></div><div><br /></div><div><br /></div><br /><br />Visit <a href="https://www.txscientific.com/flow-analyzer-tubing-c189all.aspx">Flow Analyzer Tubing</a> to see additional products in this category.</div> https://www.txscientific.com/three-stop-pvc-340-mlmin-purple-orange-purple-for-segmented-flow-analyzers-12pk-21-4128-p2076.aspx Product2076 Tue, 2 Jun 2020 11:58:24 GMT <div style="float:left"><a class="url" href="https://www.txscientific.com/three-stop-pvc-340-mlmin-purple-orange-purple-for-segmented-flow-analyzers-12pk-21-4128-p2076.aspx"><img src="//cdn.nexternal.com/tsp/images/21-4128_75x75.jpg" alt="Three Stop, PVC, 3.40 mL/min, Purple-Orange-Purple for Segmented Flow Analyzers 12/pk [21-4128]" border="0" hspace="3"></a></div><span class="riRssTitle"><a href="https://www.txscientific.com/three-stop-pvc-340-mlmin-purple-orange-purple-for-segmented-flow-analyzers-12pk-21-4128-p2076.aspx">Three Stop, PVC, 3.40 mL/min, Purple-Orange-Purple for Segmented Flow Analyzers 12/pk [21-4128]</a></span><br><a href="https://www.txscientific.com/three-stop-pvc-340-mlmin-purple-orange-purple-for-segmented-flow-analyzers-12pk-21-4128-p2076.aspx">Buy Now:</a> <span color="#990000"><b>$32.26</b></span> <br /><br /><div><div>Tubing: PVC, Three Stop, 2.54mm Purple-Orange-Purple. Overall Length 455mm, 12 per pack. <br /></div><div><br /></div><div>COMPARE to OEM offering!&nbsp; The 3 stop design permits TWICE the usage before replacement.</div><div><br /></div><div>Flow Rate: 3.40 mL/min <br /></div><div><br /></div><div><br /></div><br /><br />Visit <a href="https://www.txscientific.com/flow-analyzer-tubing-c189all.aspx">Flow Analyzer Tubing</a> to see additional products in this category.</div> https://www.txscientific.com/three-stop-pvc-290-mlmin-purple-black-purple-for-segmented-flow-analyzers-12pk-21-4127-p2075.aspx Product2075 Tue, 2 Jun 2020 11:58:24 GMT <div style="float:left"><a class="url" href="https://www.txscientific.com/three-stop-pvc-290-mlmin-purple-black-purple-for-segmented-flow-analyzers-12pk-21-4127-p2075.aspx"><img src="//cdn.nexternal.com/tsp/images/21-4127_75x75.jpg" alt="Three Stop, PVC, 2.90 mL/min, Purple-Black-Purple for Segmented Flow Analyzers 12/pk [21-4127]" border="0" hspace="3"></a></div><span class="riRssTitle"><a href="https://www.txscientific.com/three-stop-pvc-290-mlmin-purple-black-purple-for-segmented-flow-analyzers-12pk-21-4127-p2075.aspx">Three Stop, PVC, 2.90 mL/min, Purple-Black-Purple for Segmented Flow Analyzers 12/pk [21-4127]</a></span><br><a href="https://www.txscientific.com/three-stop-pvc-290-mlmin-purple-black-purple-for-segmented-flow-analyzers-12pk-21-4127-p2075.aspx">Buy Now:</a> <span color="#990000"><b>$32.26</b></span> <br /><br /><div><div>Tubing: PVC, Three Stop, 2.29mm Purple-Black-Purple. Overall Length 455mm, 12 per pack. <br /></div><div><br /></div><div>COMPARE to OEM offering!&nbsp; The 3 stop design permits TWICE the usage before replacement.</div><div><br /></div><div>Flow Rate: 2.90 mL/min <br /></div><div><br /></div><div><br /></div><br /><br />Visit <a href="https://www.txscientific.com/flow-analyzer-tubing-c189all.aspx">Flow Analyzer Tubing</a> to see additional products in this category.</div> https://www.txscientific.com/three-stop-pvc-250-mlmin-purple-purple-purple-for-segmented-flow-analyzers-12pk-21-4126-p2074.aspx Product2074 Tue, 2 Jun 2020 11:58:24 GMT <div style="float:left"><a class="url" href="https://www.txscientific.com/three-stop-pvc-250-mlmin-purple-purple-purple-for-segmented-flow-analyzers-12pk-21-4126-p2074.aspx"><img src="//cdn.nexternal.com/tsp/images/21-4126_75x75.jpg" alt="Three Stop, PVC, 2.50 mL/min, Purple-Purple-Purple for Segmented Flow Analyzers 12/pk [21-4126]" border="0" hspace="3"></a></div><span class="riRssTitle"><a href="https://www.txscientific.com/three-stop-pvc-250-mlmin-purple-purple-purple-for-segmented-flow-analyzers-12pk-21-4126-p2074.aspx">Three Stop, PVC, 2.50 mL/min, Purple-Purple-Purple for Segmented Flow Analyzers 12/pk [21-4126]</a></span><br><a href="https://www.txscientific.com/three-stop-pvc-250-mlmin-purple-purple-purple-for-segmented-flow-analyzers-12pk-21-4126-p2074.aspx">Buy Now:</a> <span color="#990000"><b>$32.26</b></span> <br /><br /><div><div>Tubing: PVC, Three Stop, 2.06mm Purple-Purple-Purple. Overall Length 455mm, 12 per pack. <br /></div><div><br /></div><div>COMPARE to OEM offering!&nbsp; The 3 stop design permits TWICE the usage before replacement.</div><div><br /></div><div>Flow Rate: 2.50 mL/min&nbsp;</div><br /><br />Visit <a href="https://www.txscientific.com/flow-analyzer-tubing-c189all.aspx">Flow Analyzer Tubing</a> to see additional products in this category.</div> https://www.txscientific.com/three-stop-pvc-200-mlmin-green-green-green-for-segmented-flow-analyzers-12pk-21-4125-p2073.aspx Product2073 Tue, 2 Jun 2020 11:58:24 GMT <div style="float:left"><a class="url" href="https://www.txscientific.com/three-stop-pvc-200-mlmin-green-green-green-for-segmented-flow-analyzers-12pk-21-4125-p2073.aspx"><img src="//cdn.nexternal.com/tsp/images/21-4125_75x75.jpg" alt="Three Stop, PVC, 2.00 mL/min, Green-Green-Green for Segmented Flow Analyzers 12/pk [21-4125]" border="0" hspace="3"></a></div><span class="riRssTitle"><a href="https://www.txscientific.com/three-stop-pvc-200-mlmin-green-green-green-for-segmented-flow-analyzers-12pk-21-4125-p2073.aspx">Three Stop, PVC, 2.00 mL/min, Green-Green-Green for Segmented Flow Analyzers 12/pk [21-4125]</a></span><br><a href="https://www.txscientific.com/three-stop-pvc-200-mlmin-green-green-green-for-segmented-flow-analyzers-12pk-21-4125-p2073.aspx">Buy Now:</a> <span color="#990000"><b>$32.26</b></span> <br /><br /><div><div>Tubing: PVC, Three Stop, 1.65mm Green-Green-Green. Overall Length 455mm, 12 per pack. <br /></div><div><br /></div><div>COMPARE to OEM offering!&nbsp; The 3 stop design permits TWICE the usage before replacement.</div><div><br /></div><div>Flow Rate: 2.00 mL/min <br /></div><div><br /></div><div><br /></div><br /><br />Visit <a href="https://www.txscientific.com/flow-analyzer-tubing-c189all.aspx">Flow Analyzer Tubing</a> to see additional products in this category.</div> https://www.txscientific.com/three-stop-pvc-160-mlmin-blue-blue-blue-for-segmented-flow-analyzers-12pk-21-4123-p2072.aspx Product2072 Tue, 2 Jun 2020 11:58:24 GMT <div style="float:left"><a class="url" href="https://www.txscientific.com/three-stop-pvc-160-mlmin-blue-blue-blue-for-segmented-flow-analyzers-12pk-21-4123-p2072.aspx"><img src="//cdn.nexternal.com/tsp/images/21-4123_75x75.jpg" alt="Three Stop, PVC, 1.60 mL/min, Blue-Blue-Blue for Segmented Flow Analyzers 12/pk [21-4123]" border="0" hspace="3"></a></div><span class="riRssTitle"><a href="https://www.txscientific.com/three-stop-pvc-160-mlmin-blue-blue-blue-for-segmented-flow-analyzers-12pk-21-4123-p2072.aspx">Three Stop, PVC, 1.60 mL/min, Blue-Blue-Blue for Segmented Flow Analyzers 12/pk [21-4123]</a></span><br><a href="https://www.txscientific.com/three-stop-pvc-160-mlmin-blue-blue-blue-for-segmented-flow-analyzers-12pk-21-4123-p2072.aspx">Buy Now:</a> <span color="#990000"><b>$32.26</b></span> <br /><br /><div><div>Tubing: PVC, Three Stop, 1.65mm Blue-Blue-Blue. Overall Length 455mm, 12 per pack. <br /></div><div><br /></div><div>COMPARE to OEM offering!&nbsp; The 3 stop design permits TWICE the usage before replacement.. <br /></div><div><br /></div><div>Flow Rate: 1.60 mL/min <br /></div><div><br /></div><div><br /></div><br /><br />Visit <a href="https://www.txscientific.com/flow-analyzer-tubing-c189all.aspx">Flow Analyzer Tubing</a> to see additional products in this category.</div> https://www.txscientific.com/three-stop-pvc-140-mlmin-yellow-blue-yellow-for-segmented-flow-analyzers-12pk-21-4122-p2071.aspx Product2071 Tue, 2 Jun 2020 11:58:24 GMT <div style="float:left"><a class="url" href="https://www.txscientific.com/three-stop-pvc-140-mlmin-yellow-blue-yellow-for-segmented-flow-analyzers-12pk-21-4122-p2071.aspx"><img src="//cdn.nexternal.com/tsp/images/21-4122_75x75.jpg" alt="Three Stop, PVC, 1.40 mL/min, Yellow-Blue-Yellow for Segmented Flow Analyzers 12/pk [21-4122]" border="0" hspace="3"></a></div><span class="riRssTitle"><a href="https://www.txscientific.com/three-stop-pvc-140-mlmin-yellow-blue-yellow-for-segmented-flow-analyzers-12pk-21-4122-p2071.aspx">Three Stop, PVC, 1.40 mL/min, Yellow-Blue-Yellow for Segmented Flow Analyzers 12/pk [21-4122]</a></span><br><a href="https://www.txscientific.com/three-stop-pvc-140-mlmin-yellow-blue-yellow-for-segmented-flow-analyzers-12pk-21-4122-p2071.aspx">Buy Now:</a> <span color="#990000"><b>$32.26</b></span> <br /><br /><div><div>Tubing: PVC, Three Stop, 1.52mm Yellow-Blue-Yellow, Overall Length 455mm (18'), 12 per pack. <br /></div><div><br /></div><div> COMPARE to OEM offering!&nbsp; The 3 stop design permits TWICE the usage before replacement.</div><div><br /></div><div>Flow Rate: 1.40 mL/min <br /></div><div><br /></div><div><br /></div><br /><br />Visit <a href="https://www.txscientific.com/flow-analyzer-tubing-c189all.aspx">Flow Analyzer Tubing</a> to see additional products in this category.</div> https://www.txscientific.com/three-stop-pvc-120-mlmin-yellow-yellow-yellow-for-segmented-flow-analyzers-12pk-21-4121-p2070.aspx Product2070 Tue, 2 Jun 2020 11:58:24 GMT <div style="float:left"><a class="url" href="https://www.txscientific.com/three-stop-pvc-120-mlmin-yellow-yellow-yellow-for-segmented-flow-analyzers-12pk-21-4121-p2070.aspx"><img src="//cdn.nexternal.com/tsp/images/21-4121_75x75.jpg" alt="Three Stop, PVC, 1.20 mL/min, Yellow-Yellow-Yellow for Segmented Flow Analyzers 12/pk [21-4121]" border="0" hspace="3"></a></div><span class="riRssTitle"><a href="https://www.txscientific.com/three-stop-pvc-120-mlmin-yellow-yellow-yellow-for-segmented-flow-analyzers-12pk-21-4121-p2070.aspx">Three Stop, PVC, 1.20 mL/min, Yellow-Yellow-Yellow for Segmented Flow Analyzers 12/pk [21-4121]</a></span><br><a href="https://www.txscientific.com/three-stop-pvc-120-mlmin-yellow-yellow-yellow-for-segmented-flow-analyzers-12pk-21-4121-p2070.aspx">Buy Now:</a> <span color="#990000"><b>$32.26</b></span> <br /><br /><div><div>Tubing: PVC, Three Stop, 1.42mm Yellow-Yellow-Yellow, Overall Length 455mm (18'), 12 per pack. <br /></div><div><br /></div><div>COMPARE to OEM offering!&nbsp; The 3 stop design permits TWICE the usage before replacement.</div><div><br /></div><div>Flow Rate: 1.20 mL/min <br /></div><div><br /></div><div><br /></div><br /><br />Visit <a href="https://www.txscientific.com/flow-analyzer-tubing-c189all.aspx">Flow Analyzer Tubing</a> to see additional products in this category.</div> https://www.txscientific.com/three-stop-pvc-100-mlmin-grey-grey-grey-for-segmented-flow-analyzers-12pk-21-4120-p2069.aspx Product2069 Tue, 2 Jun 2020 11:58:24 GMT <div style="float:left"><a class="url" href="https://www.txscientific.com/three-stop-pvc-100-mlmin-grey-grey-grey-for-segmented-flow-analyzers-12pk-21-4120-p2069.aspx"><img src="//cdn.nexternal.com/tsp/images/21-4120_75x75.jpg" alt="Three Stop, PVC, 1.00 mL/min, Grey-Grey-Grey for Segmented Flow Analyzers 12/pk [21-4120]" border="0" hspace="3"></a></div><span class="riRssTitle"><a href="https://www.txscientific.com/three-stop-pvc-100-mlmin-grey-grey-grey-for-segmented-flow-analyzers-12pk-21-4120-p2069.aspx">Three Stop, PVC, 1.00 mL/min, Grey-Grey-Grey for Segmented Flow Analyzers 12/pk [21-4120]</a></span><br><a href="https://www.txscientific.com/three-stop-pvc-100-mlmin-grey-grey-grey-for-segmented-flow-analyzers-12pk-21-4120-p2069.aspx">Buy Now:</a> <span color="#990000"><b>$32.26</b></span> <br /><br /><div><div>Tubing: PVC, Three Stop, 1.30mm Grey-Grey-Grey, Overall Length 455mm (18'), 12 per pack. <br /></div><div><br /></div><div> COMPARE to OEM offering!&nbsp; The 3 stop design permits TWICE the usage before replacement.</div><div><br /></div><div>Flow Rate: 1.00 mL/min <br /></div><div><br /></div><div><br /></div><br /><br />Visit <a href="https://www.txscientific.com/flow-analyzer-tubing-c189all.aspx">Flow Analyzer Tubing</a> to see additional products in this category.</div> https://www.txscientific.com/three-stop-pvc-080-mlmin-red-red-red-for-segmented-flow-analyzers-12pk-21-4118-p2068.aspx Product2068 Tue, 2 Jun 2020 11:58:24 GMT <div style="float:left"><a class="url" href="https://www.txscientific.com/three-stop-pvc-080-mlmin-red-red-red-for-segmented-flow-analyzers-12pk-21-4118-p2068.aspx"><img src="//cdn.nexternal.com/tsp/images/21-4118_75x75.jpg" alt="Three Stop, PVC, 0.80 mL/min, Red-Red-Red for Segmented Flow Analyzers 12/pk [21-4118]" border="0" hspace="3"></a></div><span class="riRssTitle"><a href="https://www.txscientific.com/three-stop-pvc-080-mlmin-red-red-red-for-segmented-flow-analyzers-12pk-21-4118-p2068.aspx">Three Stop, PVC, 0.80 mL/min, Red-Red-Red for Segmented Flow Analyzers 12/pk [21-4118]</a></span><br><a href="https://www.txscientific.com/three-stop-pvc-080-mlmin-red-red-red-for-segmented-flow-analyzers-12pk-21-4118-p2068.aspx">Buy Now:</a> <span color="#990000"><b>$32.26</b></span> <br /><br /><div><div>Tubing: PVC, Three Stop, 1.14mm ID, Red / Red / Red, Overall Length 455mm, 12 per pack. <br /></div><div><br /></div><div> COMPARE to OEM offering!&nbsp; The 3 stop design permits TWICE the usage before replacement. <br /></div><div><br /></div><div>Flow Rate: 0.80mL/min <br /></div><div><br /></div><div><br /></div><br /><br />Visit <a href="https://www.txscientific.com/flow-analyzer-tubing-c189all.aspx">Flow Analyzer Tubing</a> to see additional products in this category.</div>