SKU: 15746348223

Human E2 (Estradiol) ELISA Kit

Sale price$267.75 Regular price$297.50
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Ships within 48 hours · Estimated delivery Jul 25 - Jul 30

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Description

Human E2 (Estradiol) ELISA KitThe Human (E2) Estradiol ELISA Kit measures Estradiol in samples. Add samples to the pre coated plate. Then add biotinylated antigen. The antigens in the samples compete with the biotinylated antigen to bind to the capture antibody and incubate. Unbound antigen is washed away during a washing step. An avidin HRP is then added and then incubate. Unbound avidin HRP is washed away during a washing step. TMB Substrate is then added and color develops. The

The Human (E2) Estradiol ELISA Kit measures Estradiol in samples. Add samples to the pre-coated plate. Then add biotinylated antigen. The antigens in the samples compete with the biotinylated antigen to bind to the capture antibody and incubate. Unbound antigen is washed away during a washing step. An avidin-HRP is then added and then incubate. Unbound avidin-HRP is washed away during a washing step. TMB Substrate is then added and color develops. The reaction is stopped by addition of acidic stop solution and color changes into yellow that can be measured at 450 nm. The intensity of the color developed is inversely proportional to the concentration of E2 in the sample. The concentration of E2 in the sample is then determined by comparing the O.D. of the samples to the standard curve.

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SKU: 15746348223

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4.4 ★★★★★
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J
Verified Purchase
Josh
Port Orchard, US
★★★★★ 1
HONEST REVIEW: Dont waste your money: 2001 330Ci (pre-LCI)
Color: Matte Black, Size: For 1999-2002 E46 Coupe Cabriolet Pre-LCI
I tried these because the reviewer's pictures look like these would work. I will assume the integrity of the reviewer and their word that the grills in the pictures are legitimately this brand grills. Which means something terrible happened to the manufactures molds from the time the reviewer got theirs to the time I received mine. I ordered the correct ones for my pre-facelift model and the quality looked promising however the top edge was inset about a 1/4 inch from the OEM one and they wiggled around to the point that there was NO CHANCE of them staying in on the way out of my garage. Don't waste your time and money. Just spend the extra $50 to get the ones from bimmerworld.
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Reviewed in the United States on September 19, 2024
T
Verified Purchase
Tom Kiviat
Louisville, US
★★★★★ 4
Careful on snapping them on
Size: 4PCS
A little more difficult to get them to snap on but not to bad. Make all your clips are lined up and partially set.
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Reviewed in the United States on November 3, 2025
M
Verified Purchase
Michael
Los Angeles, US
★★★★★ 5
Easy install
Color: Single Slat Gloss Black, Size: 2012-2018 F30, Color: Single Slat Gloss Black, Size: 2012-2018 F30
Fixed my busted grille and gave the car a newer look. 2014 320i
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Reviewed in the United States on May 2, 2026
S
Verified Purchase
Sal
Dallas, US
★★★★★ 5
Direct Fit and good quality
Color: Single Slat Gloss Black, Size: 2002-2005 E46
For anyone that has owned an E46 knows that even the stock kidney grills are brittle plastic. This aftermarket is about the same quality as stock. It is a direct fit and has the clips where they are supposed to be to keep them in place. The look is also pretty nice. This one is all black and actually looks nice on my black E46. I would recommend especially for the price and shipping was fast.
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Reviewed in the United States on August 29, 2025
C
Verified Purchase
Christian Burt
Louisville, US
★★★★★ 5
Easy install
Color: Single Slat Gloss Black, Size: 2023+G20
Fits well. Made of plastic but very easy install.
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Reviewed in the United States on March 19, 2026

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