Western Blot (WB)
Protein Quantification
Browse BIORI protein quantification assay kits for defined protein-research and Western blot workflows.

Selection guide
One recommended product per use case
Start from what you need to do. Each row names the product we would pick first and the alternatives in the same group; the full list is below.
| Use case | Recommended product | Why this one | Alternatives |
|---|---|---|---|
| Protein concentration determination in test samples | BCA Protein Assay Kit BR4C201 | Colorimetric BCA protein assay for microplates: 37°C for 30 min, read at 562 nm, BSA standard curve 0–300 μg/mL (R² ≥ 0.99). | BR4C202 |
Product categories
Contact us
No. 88, Shui'an 1st Road, Xiangzhou District, Zhuhai 519060, China
Products
2 products

BR4C201
BCA Protein Assay Kit
Colorimetric BCA protein assay for microplates: 37°C for 30 min, read at 562 nm, BSA standard curve 0–300 μg/mL (R² ≥ 0.99).

BR4C202 Data
Bradford Protein Assay Kit
Ready-to-use Coomassie G-250 protein assay: 3-5 min at room temperature, read at 595 nm, optimal range 100-500 μg/mL.
Documents
Manuals, COA and SDS are linked on each product row and on the product page.
Custom and OEM
Bulk fills, custom formulations and pilot evaluation are quoted per project.
Talk to an expert →Before you order
Frequently asked questions
Which products are in the Protein Quantification category?
2 products: BR4C201, BR4C202. Each product page carries the full specification, protocol and current manual.
What documents are provided?
The following documents are linked on every product page and downloadable without registration: Manual, COA, SDS. Lot-specific COA is issued with each shipment.
Can I order bulk packs or a custom formulation?
Yes. Bulk fills, custom formulations and pilot evaluation are quoted per project. Talk to an expert with the product and quantity.
Need help choosing, or a custom format?
Send your workflow and requirements. We reply with a proposal and evaluation samples.

