Human CXCL4/PF4 ELISA Kit
SKU: 74327387215

Human CXCL4/PF4 ELISA Kit

Sale price$220.05 Regular price$244.50
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Description

Human CXCL4/PF4 ELISA KitThe Human CXCL4 PF4 ELISA kit is a sandwich enzyme immunoassay. The microtiter plate provided in this kit has been pre coated with an antibody specific to Human PF4. Standards or samples are added to the appropriate microtiter plate wells then with a biotin conjugated antibody specific to Human PF4. Next, Avidin conjugated to Horseradish Peroxidase (HRP) is added to each microplate well and incubated. After TMB substrate solution is added, only those

The Human CXCL4/PF4 ELISA kit is a sandwich enzyme immunoassay. The microtiter plate provided in this kit has been pre-coated with an antibody specific to Human PF4. Standards or samples are added to the appropriate microtiter plate wells then with a biotin-conjugated antibody specific to Human PF4. Next, Avidin conjugated to Horseradish Peroxidase (HRP) is added to each microplate well and incubated. After TMB substrate solution is added, only those wells that contain Human PF4, biotin-conjugated antibody and enzyme-conjugated Avidin will exhibit a change in color. The enzyme-substrate reaction is terminated by the addition of sulphuric acid solution and the color change is measured spectrophotometrically at a wavelength of 450nm ± 10nm. The concentration of Human PF4 in the samples is then determined by comparing the OD of the samples to the standard curve.

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SKU: 74327387215

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P. Hardilek
Bozeman, US
★★★★★ 5
Great product and fast shipping
Style: EcoFetch
Great ball launcher and ball. My dog adores it and plays with the ball even when she isn’t fetching. Fast shipping as well!
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Reviewed in the United States on May 26, 2026
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CraZyLeS
New York, US
★★★★★ 5
Different colors
Style: EcoFetch
Works well. It is nice it is a different color from all the other Chuckit it balls. Dog loves it. Just wish she would bring it back.
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Reviewed in the United States on May 6, 2026
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Renae Halvorson
San Leandro, US
★★★★★ 4
Value for your money
Style: EcoFetch
It's definitely different from the one I lost. It's taking me some time how to throw the ball correctly. It's a hit and miss but we are getting there. When I do get a good throw, it really wings it out there.
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Reviewed in the United States on May 17, 2026
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Will Brannies
Pawtucket, US
★★★★★ 5
Well worth it
Style: EcoFetch
Works great
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Reviewed in the United States on May 20, 2026
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TailoredBohemian
Lexington, US
★★★★★ 5
Awesome quality balls -- my dog loves them!
Color: F) 3-Pack (2.5" Balls)
Love this 3 ball set and variety and quality. These are the 2.5" size, similar to a tennis ball size give or take. The fun citron yellow one is the thickest + heaviest, very bouncy, and tough. The blue is still tough but not as thick or bouncy, a bit more flexible. And the clearish one is the lightest/flexible and is glow in the dark [although we haven't tried that part yet]. I have a 7month old 40lb girl who is becoming like a power chewer on some things -- but hasn't done that with these. She can play, mouth them, chew them, not even one knick or anything. Yes! The citron and blue one we leave out all the time in her little toy box. They have holes in the middle and have used them to hold thinner bully sticks and other treats. The blue one is fun to put smaller treats inside that she can work out like a puzzle. Obviously they are fun for fetch! We leave the other up and only get out when we can play with her because label said it is not a chew toy so we didn't want to take chances. Overall super fun and cool and good quality, human and dog approved LoL. ***We ordered the 2 set of 4" balls, blue and purple [they are same consistency of the blue ball] and love these too! Very fun and good at using with treats the sticks too, plus these don't get lost under sofas and furniture like the smaller ones, a big plus.
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Reviewed in the United States on November 28, 2025

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