BD 249240 - Difco Todd Hewitt Broth, 500 g Bottle, Temperature-Sensitive Dehydrated Microbiology Culture Medium
The BD 249240 Difco Todd Hewitt Broth is a dehydrated microbiology culture medium supplied in a 500 g bottle for professional laboratory use. It is commonly used for the cultivation, enrichment, and propagation of streptococci and other fastidious microorganisms when prepared and incubated according to validated laboratory procedures.
This broth medium is designed for trained laboratory personnel working in clinical research, microbiology, pharmaceutical quality control, academic research, food testing, and industrial laboratory environments. As a dehydrated medium, it allows laboratories to prepare fresh broth as needed while maintaining control over preparation volume, sterilization conditions, incubation parameters, and internal quality procedures.
BD 249240 is temperature-sensitive, non-returnable, and available for Continental US shipment only. Buyers should confirm current availability, storage requirements, documentation needs, and shipping conditions before placing an order.
Key Benefits
BD 249240 Difco Todd Hewitt Broth supports reliable microbiology workflows by providing a recognized broth medium for cultivating streptococci and other organisms that require enriched growth conditions. It is useful for laboratories that need dependable media performance for organism propagation, enrichment, culture maintenance, and research applications.
The 500 g bottle size is practical for laboratories that require routine access to Todd Hewitt Broth without needing larger bulk packaging. It supports efficient inventory management, controlled media preparation, and consistent workflow planning for laboratories with recurring but moderate media usage.
As part of the BD Difco culture media portfolio, this product is suitable for facilities that prioritize established media sourcing, lot traceability, and consistent preparation practices. Its dehydrated format also gives laboratories flexibility to prepare only the volume required for a specific batch or validated procedure.
Compatibility and Applications
BD 249240 Difco Todd Hewitt Broth is compatible with laboratory workflows requiring broth media preparation for streptococci and selected fastidious microorganisms. It may be used with validated incubation conditions, enrichment protocols, supplemental additives, quality control organisms, and downstream testing procedures according to laboratory requirements.
Common applications include streptococcal cultivation, enrichment culture, microbiology research, organism propagation, bacterial culture maintenance, pharmaceutical microbiology, academic teaching laboratories, and industrial quality control testing.
This product is typically used in microbiology laboratories, research institutions, pharmaceutical quality control departments, biotechnology facilities, academic laboratories, contract testing organizations, and industrial microbiology settings. It is not intended for direct patient use, injection, administration, or therapeutic application.
Usage Guidelines
Use BD 249240 Difco Todd Hewitt Broth only according to BD product instructions, validated laboratory methods, and facility standard operating procedures. Before preparation, confirm the required concentration, hydration process, heating requirements, sterilization conditions, final pH specifications, incubation conditions, and intended test method.
Measure the required amount using calibrated laboratory equipment. Add the dehydrated medium to the appropriate volume of purified or distilled water as directed by the validated method. Mix thoroughly, heat if required to dissolve completely, sterilize according to protocol, and cool before inoculation or storage.
Because this product is temperature-sensitive, receiving and storage procedures should be planned before ordering. Store the bottle according to manufacturer recommendations, keep it tightly closed when not in use, and protect the dehydrated medium from moisture, contamination, and unsuitable environmental conditions.
Certifications and Safety Standards
BD 249240 Difco Todd Hewitt Broth is manufactured for professional laboratory use and should be handled in accordance with applicable laboratory safety standards, institutional quality procedures, and manufacturer guidance. Facilities should maintain documentation for lot number, expiration date, receiving condition, storage conditions, preparation records, and quality control results.
Regulatory and compliance requirements may vary depending on the laboratorys intended use, testing environment, and industry sector. Buyers should verify current product labeling, certificate of analysis availability, safety data sheet, quality specifications, and compliance documentation through BD, CIA Medical, or authorized product documentation before use.
Comparison with Competitors
Compared with generic Todd Hewitt Broth products, BD 249240 Difco Todd Hewitt Broth offers the advantage of being part of BDs established Difco microbiology media line. This may be important for laboratories that require recognized media sourcing, lot traceability, consistent formulation, and dependable documentation.
Compared with ready-to-use prepared broth, the dehydrated format gives laboratories greater flexibility in preparation volume, batch timing, and method control. This is valuable for facilities that prepare media in-house under validated procedures and need consistency across multiple testing runs.
Compared with larger bulk containers, the 500 g bottle is a practical option for laboratories with moderate use, specialized microbiology needs, or controlled inventory requirements. It allows facilities to maintain access to Todd Hewitt Broth while reducing storage burden and minimizing potential product waste.
Typical User Profile and Application Scenarios
The typical users of BD 249240 Difco Todd Hewitt Broth include microbiologists, laboratory technicians, quality control analysts, research scientists, academic instructors, pharmaceutical microbiology teams, biotechnology staff, and laboratory procurement professionals responsible for sourcing dehydrated culture media.
This product is most useful in settings where streptococci or other compatible organisms are cultured, enriched, or maintained. Typical scenarios include organism propagation, research culture preparation, microbiology teaching labs, pharmaceutical quality control support, enrichment workflows, and industrial microbiology testing.
Best Practices for Use and Maintenance
Store BD 249240 Difco Todd Hewitt Broth in a clean, dry, controlled laboratory storage area according to manufacturer recommendations. Keep the bottle tightly sealed when not in use to protect the dehydrated medium from moisture, contamination, and environmental exposure.
Use clean, dry measuring tools when removing powder from the bottle. Record the opening date, lot number, expiration date, and storage conditions according to facility policy. Rotate inventory using first-expiring, first-out practices to help maintain product quality and reduce waste.
During media preparation, follow validated mixing, heating, sterilization, cooling, and incubation procedures. Confirm final media quality using appropriate internal checks, such as appearance, pH verification, sterility testing, growth promotion testing, or method-specific quality control requirements.
Because this product is temperature-sensitive and non-returnable, purchasing teams should verify receiving procedures, storage capacity, and product need before ordering. Inspect the shipment promptly upon arrival and document any visible damage, temperature concern, or delivery issue according to facility policy.
Regulatory and Safety Information
BD 249240 Difco Todd Hewitt Broth is intended for professional laboratory use only. It should not be used for direct patient administration, clinical treatment, injection, or any application outside the intended laboratory environment.
Personnel should follow standard laboratory safety practices, including appropriate personal protective equipment, safe powder handling, spill management, labeling, media preparation documentation, and disposal procedures. Prepared media and cultures should be handled according to applicable biosafety requirements, institutional protocols, and federal, state, and local regulations.
Facilities should review the current BD safety data sheet, product labeling, certificate of analysis, and relevant quality documentation before use. Compliance requirements may differ depending on whether the product is used for research, clinical laboratory support, pharmaceutical quality control, academic work, or industrial microbiology workflows.
How to Order
Select the BD 249240 Difco Todd Hewitt Broth 500 g Bottle and add it to your cart. Complete checkout with your preferred shipping and payment options. This product is temperature-sensitive, non-returnable, and available for Continental US shipment only. For bulk orders, quotes, availability checks, or further assistance, contact CIA Medical customer service at (312) 275-5850 or use the contact form on this page.
