Corning 430639 25 cm² Cell Culture Flask

Changyu Bio quotes Corning 430639 (Corning catalog number 430639, 25 cm² rectangular cell culture flask, canted neck, vented cap, TC-treated polystyrene, sterile) for research laboratories. Brand names identify the catalog item only. Changyu Bio is not an authorized Corning distributor. No price is published. Research Use Only.

Specifications

Catalog number	430639
Family	Cell culture flasks
Description	25 cm² rectangular cell culture flask, canted neck, vented cap, TC-treated polystyrene, sterile
Material / surface	Canted neck, vented cap, tissue-culture treated
Sterility	Sterile
Pack	200 flasks/case (public catalog)
Typical research use	Small-scale adherent cell expansion after thaw

What this number is for

• 25 cm² growth area for recovery and small adherent cultures.
• Canted neck for pipetting; vented cap for CO₂ incubators.
• TC-treated surface is for adherent cells — suspension work needs a different catalog number.
• Public catalog pack is 200 sterile flasks per case. Quote by case count.

Limits

• Not for suspension culture unless the lab has verified an untreated flask.
• Not for diagnostic, therapeutic, or clinical use.
• Lot, origin, and ship terms are on the quotation — this page does not promise stock.

Request a quote

Send catalog number 430639, case count, and destination city. Changyu Bio replies with lead time and a commercial quotation. Lot, origin, and shipping terms are on the confirmation. Research Use Only — not for diagnostic, therapeutic, or clinical use.

Common questions

• What is 430639? A 25 cm² rectangular Corning cell culture flask with canted neck, vented cap, TC-treated polystyrene, sterile. Public catalog 200/case.

Corning, Costar, Stripette, and CentriStar are trademarks of their owners. 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.