SKU: 9879816844

Whatman US203NPUNYL Mini-UniPrep Syringeless Filter, 0.45 um, nylon filtration med (100 pcs)

Sale price$155.47 Regular price$172.74
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Description

Whatman US203NPUNYL Mini-UniPrep Syringeless Filter, 0.45 um, nylon filtration med (100 pcs)Mini UniPrep Syringeless Filters provide a faster and easier way to remove Particulates from samples being prepared for High Performance Liquid Chromatography (HPLC) Ultra High Performance Liquid Chromatography (UHPLC) analysis. In fact, Mini UniPrep lets you prepare samples in one third the time required by other methods. Add up the time savings, plus the money saved from cutting multiple consumables out of the sample preparation process and you'll

Mini-UniPrep Syringeless Filters provide a faster and easier way to remove Particulates from samples being prepared for High Performance Liquid Chromatography (HPLC)/Ultra High Performance Liquid Chromatography (UHPLC) analysis. In fact, Mini-UniPrep lets you prepare samples in one-third the time required by other methods. Add up the time savings, plus the money saved from cutting multiple consumables out of the sample preparation process and you'll see huge benefits for your laboratory.Mini-UniPrep is a preassembled filtration device consisting of a .4 ml capacity chamber and a plunger. The plunger contains a filtration membrane at one end and a preattached cap/septum at the other. The plunger is pressed through the sample in the outer chamber and positive pressure forces the filtrate into the reservoir of the plunger. Air escapes through the vent hole until the locking ring is engaged, providing an air-tight seal. Within seconds the Mini-Uniprep can be placed into any approved autosampler for injection into your instrument. The device can be used either manually or with a compressor unit. The multi-compressor can process up to 6 samples at one time, further improving sample processing time and reducing the risk of hand stress. The Mini-UniPrep device is designed to fit into any autosampler accommodating 12 x 32 mm vials. alternatively, the septum can be pierced with a needle and the sample drawn off for manual injection into an analyzer.

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SKU: 9879816844

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4.9 ★★★★★
Based on 22 reviews
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Verified Purchase
Amazon Customer
Belleville, US
★★★★★ 5
customer
Style: Zinnia Dahlia
This package had more than the pkg that was supposed to have 4000, but they are coming up slowly. It is dry here, I have been watering , just enough to get the ground wet and they are scattered, but some are coming up. I also watered the space supposedly where i spread seeds from the supposedly 4000 seeds pkg. They are not coming up as much!
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Reviewed in the United States on May 17, 2026
J
Verified Purchase
Justin Pone
Boise, US
★★★★★ 5
3 days and already sprouting
Style: Zinnia Dahlia, Style: Zinnia Dahlia
I planted these seeds three days ago. They’ve had pure sun these last three days with water that I’ve given them and they’re already starting to sprout. I could not recommend these more if I tried.
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Reviewed in the United States on June 6, 2026
J
Verified Purchase
josh
Los Angeles, US
★★★★★ 4
Didn’t get a review on the garlic powder
Style: Zinnia Dahlia
The seeds were okay but the garlic powder that I ordered was smaller than usual is a case of bait and switch
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Reviewed in the United States on May 31, 2026
J
Verified Purchase
Jamie
Lexington, US
★★★★★ 5
Beautiful and vibrant blooms
Style: Zinnia Dahlia, Style: Zinnia Dahlia
This is the first time we planted Zinnias in our garden. Seemed so easy and worry free. It took 2.5 months from the time we planted the seeds to seeing the first blooms. It's now been about 3 months and the plants are in full bloom. The flowers came out in many vibrant colors! The seed packets contained a nice surprise since you don't know exactly what colors the flowers will be. Looks like it will continue blooming for a few more months with a little caring, like constant watering and deadheading. We definitely plan to capture the seeds so we can enjoy the flowers again.
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Reviewed in the United States on May 31, 2026
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Verified Purchase
Dawn Abbott
Bozeman, US
★★★★★ 5
My favorite flower to grow!
Style: Zinnia Dahlia
I love my zinnia flowers!!! I had nearly 100% of these seeds sprout right up!!! (I plant a lot of seeds, and that's not very common)! I can't wait for these beauties to grow, so far they're looking healthy
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Reviewed in the United States on May 13, 2026

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