Carrier Free,Recombinant,ExactAb™,Low Endotoxin,Azide Free,Validated,PBS Only,≥95%(SDS-PAGE&SEC-HPLC),See COA Azide Free,Carrier Free,ExactAb™,Low Endotoxin,PBS Only,Recombinant,Validated for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Store at -20°C,Avoid repeated freezing and thawing Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Human IgG4-Kappa, Recombinant (IB4), Isotype Control, could be used for Flow Cytometry, Functional Assays and so on.
Human IgG4-kappa (Ab139408) - Flow Cytometry
Flow Cytometry analysis of HepG2 cells labelling Human IgG4-kappa (red) with Human IgG4-kappa (Ab139408). Goat Anti-Human IgG (PE) (Ab175838) at a dilution of 1/1000 was used as the secondary antibody. Blue - Isotype control, human IgG (Ab170213). Black - Unlabelled control, cells without incubation with primary antibody.
| Application | Dilution info |
|---|---|
| Functional Assay | Use at an assay dependent concentration. |
| Flow Cytometry | Use at an assay dependent concentration. |
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Article |
|---|---|---|---|
 ZJ25F0723753 | Certificate of Analysis | Apr 07, 2026 | Ab139408 |
| ZJ25F0723754 | Certificate of Analysis | Apr 07, 2026 | Ab139408 |
| ZJ25F0723755 | Certificate of Analysis | Apr 07, 2026 | Ab139408 |
| ZJ24F0809722 | Certificate of Analysis | Mar 16, 2026 | Ab139408 |
| ZJ24F0809723 | Certificate of Analysis | Mar 16, 2026 | Ab139408 |
| ZJ24F0809724 | Certificate of Analysis | Mar 16, 2026 | Ab139408 |
Our grade selection guide covers purity, stabilizer status, and application suitability for all variants in our catalog.
View Carrier Free grade guide → View Recombinant grade guide → View Validated grade guide → View ExactAb™ grade guide → View Low Endotoxin grade guide → View Azide Free grade guide → View PBS Only grade guide →
