Changyu Bio quotes Qiagen catalog number 69504 (DNeasy Blood & Tissue Kit, 50 preps — silica-membrane DNA purification) for research laboratories. Brand names identify the catalog item only. Changyu Bio is not an authorized Qiagen distributor. No price is published. Research Use Only.
Specifications
| Catalog number | 69504 |
| Family | DNeasy Blood & Tissue Kits |
| Description | Silica-membrane spin-column kit for total DNA purification, 50 preps |
| Sample types | Animal blood and tissues, cultured cells, bacteria, insects and other sample types |
| DNA recovered | Fragments from ~100 bp to 50 kb, ~30 kb predominant |
| Contents | 50 DNeasy Mini Spin Columns, Proteinase K, buffers, 2 ml collection tubes |
| Related numbers | 69506 = same kit, 250 preps |
What this number is for
Purification of total DNA — genomic, mitochondrial, and pathogen DNA — from a broad range of samples for PCR, sequencing, and NGS library preparation. The kit is widely cited in published whole-exome and whole-genome workflows.
Limits
Spin-column format; follow the handbook’s sample-pretreatment steps for difficult sample types such as hard-to-lyse bacteria. Not for diagnostic, therapeutic, or clinical use.
Request a quote
Send catalog number 69504, number of kits, and destination city. Changyu Bio replies with lead time and a commercial quotation. Lot, origin, and shipping terms are on the confirmation.
Request a quote for 69504 · Back to Qiagen catalog
Common questions
- 69504 vs 69506? Same chemistry — 69504 is the 50-prep pack, 69506 the 250-prep pack.
- Does it work for bacteria and insects? Yes — the kit purifies DNA from animal tissue, blood, cultured cells, bacteria, and insects; follow the handbook pretreatment for difficult samples.
- Is the DNA suitable for NGS? Yes — recovered fragments up to ~50 kb are used for PCR, sequencing, and NGS library preparation.
DNeasy and QIAGEN are trademarks of QIAGEN. This page is for catalog matching and research quotation only. Specifications follow the customer inquiry list and public catalog text; re-check the current catalog before the purchase order. All products RUO — not for diagnostic, therapeutic, or clinical use.