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Universal Magnetic Bead–Based Host Residual DNA Sample Pretreatment Kit

Universal Magnetic Bead–Based Host Residual DNA Sample Pretreatment Kit is designed for the pretreatment of biological product samples in host cell residual DNA detection. Based on magnetic bead–based DNA extraction, it maximizes the separation and purification of host residual DNA from samples, enabling recovery of trace DNA from complex matrices. With high-adsorption magnetic beads and optimized buffer systems, the kit ensures efficient and stable extraction of trace amounts of host cell residual DNA.

E. coli Host Cell Residual DNA Detection Kit

The E. coli Host Cell Residual DNA Detection Kit is specifically designed for the quantitative analysis of residual E. coli DNA in intermediates, semi‑finished, and finished biological products. This kit applies probe‑based quantitative fluorescence PCR (qPCR) to accurately measure residual E. coli DNA in samples. It offers high specificity, rapid detection, stable performance, and a detection limit down to the femtogram (fg) level. The kit includes an E. coli DNA quantitative reference standard, traceable to the national standard, ensuring precise quantification of residual DNA in test samples.

CHO Host Cell Residual DNA Detection Kit

The CHO Host Cell Residual DNA Detection Kit is specifically designed for the quantitative analysis of residual CHO (Chinese Hamster Ovary) host cell DNA in intermediates, semi‑finished, and finished biological products. This kit applies probe‑based quantitative fluorescence PCR (qPCR) to accurately measure residual CHO DNA in samples. It provides high specificity, rapid detection, stable performance, and a detection limit down to the femtogram (fg) level. The kit includes a CHO DNA quantitative reference standard, traceable to the national standard, ensuring precise quantification of residual DNA in test samples.

Vero Host Cell Residual DNA Detection Kit

The Vero Host Cell Residual DNA Detection Kit is specifically designed for the quantitative analysis of residual Vero host cell DNA in intermediates, semi‑finished, and finished biological products. This kit applies probe‑based quantitative fluorescence PCR (qPCR) to accurately measure residual Vero DNA in samples. It offers high specificity, rapid detection, stable performance, and a detection limit down to the femtogram (fg) level. The kit includes a Vero DNA quantitative reference standard, traceable to the national standard, ensuring precise quantification of residual DNA in test samples.

Pichia pastoris Host Cell Residual DNA Detection Kit

The Pichia pastoris Host Cell Residual DNA Detection Kit is specifically designed for the quantitative analysis of residual P. pastoris host cell DNA in intermediates, semi‑finished, and finished biological products. This kit applies probe‑based quantitative fluorescence PCR (qPCR) to accurately measure residual P. pastoris DNA in samples. It features high specificity, rapid detection, stable performance, and a detection limit down to the femtogram (fg) level. A P. pastoris DNA quantitative reference standard is included, enabling precise quantification of residual DNA in test samples.

Hansenula Host Cell Residual DNA Detection Kit

The Hansenula Host Cell Residual DNA Detection Kit is specifically designed for the quantitative analysis of residual Hansenula host cell DNA in intermediates, semi‑finished, and finished biological products. This kit applies probe‑based quantitative fluorescence PCR (qPCR) to accurately measure residual Hansenula DNA in samples. It features high specificity, rapid detection, stable performance, and a detection limit down to the femtogram (fg) level. A Hansenula DNA quantitative reference standard is included, enabling precise quantification of residual DNA in test samples.

Vero Host Cell Residual DNA Fragment Analysis Kit

The Vero Host Cell Residual DNA Fragment Analysis Kit is designed for the quantitative analysis of residual DNA fragment size distribution from Vero host cells in intermediates, semi‑finished, and finished biological products. This kit applies probe‑based quantitative fluorescence PCR (qPCR) with primer–probe sets targeting three fragment lengths (94 bp, 151 bp, and 223 bp). It enables accurate quantification of the size distribution of residual Vero DNA fragments in samples. The kit offers high specificity, rapid detection, stable performance, and a detection limit down to the femtogram (fg) level. The kit includes a Vero DNA quantitative reference standard, traceable to the national standard, ensuring precise quantification of residual DNA fragment size distribution in test samples.

HEK293 Host Cell Residual DNA Detection Kit

The HEK293 Host Cell Residual DNA Detection Kit is specifically designed for the quantitative analysis of residual HEK293 host cell DNA in intermediates, semi‑finished, and finished biological products. This kit applies probe‑based quantitative fluorescence PCR (qPCR) to accurately measure residual HEK293 DNA in samples. It offers high specificity, rapid detection, stable performance, and a detection limit down to the femtogram (fg) level. A specially formulated lysis buffer, developed for recombinant vector products, is included. For samples such as AAV, LV, and AdV, DNA extraction and purification are not required—simple dilution and lysis are sufficient for direct use as PCR templates. The kit also incorporates a dUTP/UDG anti‑contamination system, which eliminates contamination from PCR amplicon aerosols.

Clostridium botulinum Host Cell Residual DNA Detection Kit

The Clostridium botulinum Host Cell Residual DNA Detection Kit is specifically designed for the quantitative analysis of residual host cell DNA in intermediates, semi‑finished, and finished biological products. This kit applies probe‑based quantitative fluorescence PCR (qPCR) to accurately measure residual C. botulinum DNA in samples. It offers high specificity, rapid detection, stable performance, and a detection limit down to the femtogram (fg) level. A quantitative reference standard of C. botulinum DNA is included, enabling precise quantification of residual DNA in test samples.

HEK293 Host Cell Residual DNA Fragment Analysis Kit

The HEK293 Host Cell Residual DNA Fragment Analysis Kit is designed for the quantitative analysis of residual DNA fragment size distribution from HEK293 host cells in intermediates, semi-finished, and finished biological products. This kit applies probe-based quantitative fluorescence PCR (qPCR), with primer–probe sets targeting four fragment lengths (80 bp, 147 bp, 267 bp, and 381 bp). It enables accurate quantification of the size distribution of residual HEK293 DNA fragments in samples. The kit offers high specificity, rapid detection, stable performance, and a detection limit down to the femtogram (fg) level.

Saccharomyces cerevisiae Host Cell Residual DNA Detection Kit

The Saccharomyces cerevisiae Host Cell Residual DNA Detection Kit is specifically designed for the quantitative analysis of residual host cell DNA in intermediates, semi-finished, and finished biological products. This kit applies probe-based quantitative fluorescence PCR (qPCR) to accurately measure residual S. cerevisiae DNA in samples. It offers high specificity, rapid detection, stable performance, and a detection limit down to the femtogram (fg) level. The kit is supplied with a quantitative reference standard of S. cerevisiae DNA, enabling precise quantification of residual DNA in test samples.

3'-(6-FAM) CPG 1000

3'-(6-Fluorescein) CPG 1000

6-Fluorescein Phosphoramidite | 316121-60-5

6-Fluorescein Phosphoramidite is a high-quality fluorescent labeling reagent designed for the solid-phase synthesis of oligonucleotides. It incorporates a 6-carboxyfluorescein (6-FAM) dye into DNA or RNA sequences, providing strong green fluorescence for sensitive detection in molecular biology and diagnostic applications.

6-FAM NHS Ester | 92557-81-8

6-FAM NHS Ester is an amine-reactive fluorescent labeling reagent derived from fluorescein. It contains an N-hydroxysuccinimide (NHS) ester group, which reacts efficiently with primary amines such as lysine side chains in proteins, peptides, antibodies, or amine-modified oligonucleotides. This reaction forms a stable covalent amide bond, enabling reliable and permanent fluorescent labeling of biomolecules. 6-FAM (6-carboxyfluorescein) is one of the most widely used green fluorophores, offering strong brightness, high quantum yield, and compatibility with common fluorescence detection instruments. Its spectral properties make it particularly suitable for multiplex assays alongside other dyes.

HEX Phosphoramidite | 1360547-55-2

HEX Phosphoramidite is a fluorescent labeling reagent widely used in the synthesis of oligonucleotides. It incorporates a hexachloro-fluorescein (HEX) dye into DNA or RNA sequences, providing strong yellow-green fluorescence. This makes it particularly valuable in multiplex assays, where it is often paired with other dyes such as FAM or TAMRA to enable simultaneous detection of multiple targets. HEX exhibits an excitation maximum around 535 nm and an emission maximum near 553–556 nm, producing a bright signal with minimal spectral overlap with fluorescein. It is typically introduced at the 5′ end of an oligonucleotide during automated DNA/RNA synthesis, though internal labeling is also possible with specialized chemistries.

FAM Phosphoramidite | 204697-37-0

FAM Phosphoramidite is a widely used fluorescent labeling reagent designed for the synthesis of oligonucleotides. It incorporates a fluorescein (FAM) dye into DNA or RNA sequences, enabling sensitive detection in a variety of molecular biology applications. This phosphoramidite is based on fluorescein, which exhibits strong green fluorescence with an excitation maximum around 495 nm and an emission maximum near 520 nm. It is supplied as a stable, high-purity compound suitable for automated DNA/RNA synthesis. The reagent is typically introduced at the 5′ end of an oligonucleotide, though it can also be incorporated internally depending on the synthesis strategy.

Z-Threoninol | 71811-27-3

Z-Prolinol | 6216-63-3

Z-Phenylalaninol | 6372-14-1