ReviewsPaper Chromatography

Xtractor Depot 240mm Premium Qualitative Chemistry Lab Filter Paper, 20-26u Micron Particle Retention, Fast Flow Extract Filtration, Ashless, 24cm Diameter Pack of 100 (Discs)

  • Qualitative filter paper for chromatography and chemical analysis applications. Diameter: 240mm (24cm, 9.45in).
  • Fine Micron particle filtration: 20-26u, fast flow, equivalent to Whatman Grade 4..
  • Convex design for better vacuum sealing. For use with filter plates, sintered disks, and Buchner funnels..
  • Manufactured from cellulose and cotton linters. Made in the USA.
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Xtractor Depot 180mm Premium Qualitative Chemistry Lab Filter Paper, 20-26u Micron Particle Retention, Fast Flow Extract Filtration, Ashless, 18cm Diameter Pack of 100 (Discs)

  • Qualitative filter paper for chromatography and chemical analysis applications. Diameter: 180mm (18cm, 7.08in).
  • Fine Micron particle filtration: 20-26u, fast flow, equivalent to Whatman Grade 4..
  • Convex design for better vacuum sealing. For use with filter plates, sintered disks, and Buchner funnels..
  • Manufactured from cellulose and cotton linters. Made in the USA.
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Xtractor Depot 125mm Premium Qualitative Chemistry Lab Filter Paper, 20-26u Micron Particle Retention, Fast Flow Extract Filtration, Ashless, 12.5cm Diameter Pack of 100 (Discs)

  • Qualitative filter paper for chromatography and chemical analysis applications. Diameter: 125mm (12.5cm, 4.92in).
  • Fine Micron particle filtration: 20-26u, fast flow, equivalent to Whatman Grade 4..
  • Convex design for better vacuum sealing. For use with filter plates, sintered disks, and Buchner funnels..
  • Manufactured from cellulose and cotton linters. Made in the USA.
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SCIEEN Autosampler Vial, 2ml HPLC Vial, Amber Lab Vial, Sample Vial with Writing Area, 9-425 Screw-Thread Vial, Blue Screw Cap with Hole, Red PTFE & White Silicone Septa 100 Pack

  • ... - 2ml Clear GC sample vials included blue ABS Screw Cap & Septa (Red PTFE/White Silicone Liner) This PTFE/Silicone septa with PTFE chemically inert before being penetrated and strongest repetitive sealing ability-recommended for multiple penetration sampling.
  • ✅APPLICATION - Standard Autosampler Vial for HPLC & GC Chromatography, sample vials can be used for high performance liquid chromatography and gas chromatography for reliable analysis results.
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Autosampler Vials, Membrane Solutions 2ml HPLC Vials, 9-425 Lab Clear Vials with Write-on Spot and Graduations, 9mm Blue ABS Screw Caps & Septa for GC Sample Vials, 100 Pcs

  • ...pta can reduce flat pins curving and When collecting in large quantities, prevent negative pressure from forming in the sample bottle. It is highly recommended to use pre-opening septa for Shimadzu, Hitachi and other autosamplers with finer needle specifications.
  • APPLICATION - Standard Autosampler Vial for HPLC & GC Chromatography, sample vials can be used for high performance liquid chromatography and gas chromatography for reliable analysis results.
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Autosampler Vial - 2ml HPLC Vial | 9-425 Amber Vial with Blue Screw Caps | Writing Patch | Graduation | White PTFE & Red Silicone Septa Fit for LC Sampler (100pcs)

  • Screw thread autosampler vials are made of borosilicate glass.
  • 20mL Clear autosampler vial with 20mm jaw cap.
  • Sample Vials with unique thread design ensures consistent seal and can be reused, not volatile, easy to use.
  • Vials can be used for high performance liquid chromatography and gas chromatography for reliable analysis results.
  • Vials require fewer turns to make a tight seal, saving you time, especially when you consider how often vials need to be opened and closed, and how many samples you have.
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Syringe Filters Nylon Membrane - 25mm Membrane Diameter,0.22um Pore Size,Pack of 100

  • 003cp003e[PACK OF 100] Syringe filters with Nylon membrane and PP housing. Hydrophilic nylon membranes are used for the filtration of aqueous and organic solvents, such as high performance liquid chromatography and gas chromatography.003c/p003e.
  • 003cp003eNylon Syringe Filter efficient flow characteristics, low extractable levels and mechanical stability. Hydrophilic Nylon Syringe Filter Diameter: 25mm, Pore Size: 0.45μm .003c/p003e.
  • 003cp003eNylon Syringe Filter with resistant to alkalis and organic liquids, natural hydrophilicity. No need to infiltrate before use, uniform aperture mechanical strength.003c/p003e.
  • 003cp003eSyringe Filters with Needle widely used in sample pre-filtration, clarification, removal of particles, liquids and gases. Is the preferred method for filtering HPLC, GC small samples.003c/p003e.
  • 003cp003eWe can provided full technical support and guarantee a new replacement or money back with 30 days .003c/p003e.
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WILD! Science WS103XL Crime Scene Investigation - Forensic Science Kit - Ages 8+ - Match Fingerprints, Analyze DNA, Find Secret Messages and More!

  • BECOME A DETECTIVE AT HOME -- Match fingerprints, test DNA, identify fibers, test water for poisons, cast footprints and discover secret messages! Set the scene with the included crime scene tape!.
  • REAL EVIDENCE-GATHERING TECHNIQUES -- Discover how detectives use forensic science to collect and examine crime scene evidence. Children will love to catch the culprit!.
  • FORENSIC STEM FOR AGES 8+ -- Use chromatography to extract evidence from DNA analyses, test acids and alkalis to discover secret writing, examine fingerprint characteristics and so much more..
  • ENDLESS FUN FOR THE WHOLE FAMILY -- With this detective kit, kids will love to create new criminal stories again and again! Who's stealing all the cookies from the jar? Who took my favorite toy?.
  • 66 PIECES -- This CSI kit features tools and ingredients for each experiment. Some household items are required: paper, plate, scissors, old shoes and sweaters, mirror/shiny surface and a glass..
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Syringe Filters [Hydrophilic Nylon Membrane] Non-sterilized 25mm Diameter 0.45μm Pore Size for Laboratory Filtration by Allpure Biotechnology Nylon Pack of 100

  • [PACK OF 100] Syringe filters with Nylon membrane and PP housing. Hydrophilic nylon membranes are used for the filtration of aqueous and organic solvents, such as high performance liquid chromatography and gas chromatography..
  • Nylon Syringe Filter efficient flow characteristics, low extractable levels and mechanical stability. Hydrophilic Nylon Syringe Filter Diameter: 25mm, Pore Size: 0.45μm ..
  • Nylon Syringe Filter with resistant to alkalis and organic liquids, natural hydrophilicity. No need to infiltrate before use, uniform aperture mechanical strength..
  • Syringe Filters with Needle widely used in sample pre-filtration, clarification, removal of particles, liquids and gases. Is the preferred method for filtering HPLC, GC small samples..
  • We can provided full technical support and guarantee a new replacement or money back with 30 days ..
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A Year of Stone Painting: 52 Mandala Designs to Inspire Your Spirit

  • ...kaging has invention patents. You need to cut the package according to the page steps. Then a brilliant pen holder is finished. The gradient of the pen holder is 70° , which conforms to the ergonomics, so it is easy to take and put as well as easy to store. Besides, the surface of the pen holder can be coated with chromatography, which is revives the real color, so it is helpful to color judgments. The HUAL brand advocates the use of resources properly..
  • 【Ideal Choice For Gifts】These paint markers are a must-have in the painting collection of every artist, enthusiast, hobbyist or beginner.This paint markers set can be used in a variety of art supplies such as rocks painting, Easter eggs, Christmas crafts supplies, canvas, metal, wood, DIY craft supplies, ceramic, plastic, glass, paper, card stock, polymer clay, porcelain, leather, stones, shoes, wood slices, fabric, etc..
  • 【Easy To Use】HUAL Paint Pen Set has'Unique Valve Action', which means paint pens are of excellent control of ink and gas, so you can just shake the markers well up and down for about 10 seconds and simply push the tip down on paper a few times to prime the pump then enjoy experiencing a rich, smooth, free-flowing paint pen ..
  • 【Non-toxic and Safe】HUAL acrylic paint pens are....
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ESSENSON Outdoor Explorer Kit & Bug Catcher Kit with Binoculars, Compass, Magnifying Glass, Critter Case and Butterfly Net Great Toys Kids Gift for Boys & Girls Age 3-12 Year Old Camping Hiking

  • BECOME A DETECTIVE -- Use real techniques to match fingerprints, analyze DNA, identify fibers, test for poisons, cast footprints and discover secret messages. Set the scene with the crime scene tape..
  • THE ANSWER IS IN THE ENVIRONMENT -- Where’s the secret message. Who’s footprints are these. Test your child’s observation skills as they examine the crime scene for evidence..
  • FORENSIC STEM FOR AGES 8 plus -- Use chromatography to extract evidence from DNA analyses, test acids and alkalis to discover secret writing, examine fingerprint characteristics and so much more..
  • ENDLESS FUN FOR THE WHOLE FAMILY -- With this detective kit, kids will love to create new criminal stories again and again. Who's stealing all the cookies from the jar. Who took my favorite toy..
  • INCLUDES 66 PIECES -- This CSI kit features tools and ingredients for each experiment. Some household items are required: paper, plate, scissors, old shoes and sweaters, a mirror/shiny surface and a glass..
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