SKU: 66472171486

E3 (Estriol) ELISA Kit

Sale price$202.50 Regular price$225.00
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Ships within 48 hours · Estimated delivery Jul 20 - Jul 25

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Description

E3 (Estriol) ELISA KitThe E3 (Estriol) ELISA immunoassay kit uses the Competitive ELISA principle. The micro ELISA plate provided in this kit has been pre coated with E3. Standards or samples are added to the appropriate micro ELISA plate wells then with a biotin conjugated antibody specific to E3. Next,Avidin conjugated to Horseradish Peroxidase (HRP) is added to each microplate well and incubated. After TMB substrate solution is added. The enzyme substrate reaction is

The E3 (Estriol) ELISA immunoassay kit uses the Competitive-ELISA principle. The micro ELISA plate provided in this kit has been pre-coated with E3. Standards or samples are added to the appropriate micro ELISA plate wells then with a biotin-conjugated antibody specific to E3. Next,Avidin conjugated to Horseradish Peroxidase (HRP) is added to each microplate well and incubated. After TMB substrate solution is added. 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 E3 in the samples is then determined by comparing the OD of the samples to the standard curve.

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SKU: 66472171486

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Holly
Fort Morgan, US
★★★★★ 5
Good quality
Size: Large, Color: Golden Yellow
This was true to size and is a nice quality sweatshirt. It is soft but not buttery soft. It was a good value since my child wanted it for part of a Halloween costume. He has worn it again which makes the purchase even better
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Reviewed in the United States on April 9, 2026
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AmyVWatson
Lowell, US
★★★★★ 4
Excellent quality, but difficult for dressing
Size: Small, Color: Light Brown
My son practically lives in these. The neck opening is a bit tight (hard to get over his head when dressing), but they're very warm and soft. Good quality fabric and nice colors.
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Reviewed in the United States on January 29, 2026
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Tee Mergs
West Palm Beach, US
★★★★★ 5
Love it, slim fit, a little tight pulling over the head.
Size: X-Small, Color: Golden Yellow
Overall, this is a really quality sweater. It’s very soft the materials on the thicker side. The color was beautiful. The body fit was perfect, but it was tight fit, pulling it on and off over the head. That being said my child is on the smaller size so it is more of a slim fit overall, I’d recommend sizing up! Other brands he wears a 4T shirt and we purchased an XS (will be getting a small in the future to compare)
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Reviewed in the United States on November 7, 2025
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Mel H.
Charlottesville, US
★★★★★ 5
Quality item and super comfy.
Size: XX-Large, Color: Light Grey Heather
Got this for my son to take on a field trip in case it got lost it wasn’t one of his expensive ones. Oddly enough it’s so comfy it’s now his favorite hoodie and he wears it all the time and keeps it in his backpack. Holds up well to constant washing.
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Reviewed in the United States on May 18, 2026
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Harper
Fort Morgan, US
★★★★★ 5
WARM, not thin material
Size: Small, Color: Blue
Hoodie is comfy, warm and soft. Fits true to size, especially for a child who is a bit small for their age. Holds its' integrity in the wash. VERY happy with this purchase and will be buying more colors in the future.
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Reviewed in the United States on May 21, 2026

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