CRITERION™ Todd Hewitt Broth | 2L Pre-Measured Dehydrated Culture Media | Hardy Diagnostics

CRITERION™ Todd Hewitt Broth, Dehydrated Culture Media, Mylar™ Zip-Pouch for 2L

SKU: C7090
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For laboratory, institutional, and professional use only. Not available for residential or personal purchase. Orders are subject to verification.

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Hardy Diagnostics CRITERION™ Todd Hewitt Broth is recommended for the production of antigenic streptococcal hemolysin and the cultivation of streptococci prior to serological grouping. It is also recommended for the cultivation of beta-hemolytic streptococci, pneumococci and other fastidious organisms.

CRITERION™ Dehydrated Culture Media by Hardy Diagnostics is formulated to meet or exceed the highest standards. Compare these features:

Wide mouth opening - reduces dust formation by allowing the easy entry of a scoop
Convenient handgrip - 'no slip' finger holds
Stackable containers - for efficient storage
Increased solubility - dissolves quickly
Custom and bulk products available - to your specifications
Competitive pricing - call for a price quote for large volume purchases!
Complete technical/instruction sheets
Unparalleled performance - tested for optimal growth

CRITERION™ Todd Hewitt Broth in a pre-measured 2L Mylar® pouch is formulated for the cultivation of streptococci, pneumococci, and other fastidious organisms. This enriched broth is widely used in clinical microbiology for the production of streptococcal hemolysins and as a preparatory medium for Lancefield serological grouping.

With a balanced blend of peptides, dextrose, sodium carbonate, and enrichment factors, Todd Hewitt Broth supports rapid growth and high metabolic activity of Group A and Group B streptococci, making it a gold standard for diagnostic workflows.

The 2L Mylar pouch eliminates measuring, simplifies media preparation, and ensures consistent batch quality—ideal for routine lab use and regulated environments.

Key Features:

Recommended for cultivation of streptococci and pneumococci

Supports production of streptococcal hemolysin for antigenic studies

Ideal for serological grouping workflows

Supports a wide range of fastidious organisms

Pre-measured 2L Mylar pouch — no weighing required, reduced error

Rapid dissolving, high solubility formulation

Manufactured to meet stringent quality and performance requirements

Specifications
Manufacturer: Hardy Diagnostics
Brand: CRITERION™
Product Type: Dehydrated Culture Media
Medium Name: Todd Hewitt Broth
Application: Cultivation of streptococci and pneumococci; production of streptococcal hemolysin; preparation for serological grouping
Format: Dehydrated powder in pre-measured Mylar® pouch
Fill Volume: 2L (pre-measured for 2 liters of prepared broth)
Pack Size: Each
Industry Use: Clinical; Food Safety; Pharmaceutical Manufacturing; Environmental; Cosmetics; Cannabis QA Testing; Breweries & Distilleries
Organism Targets: Beta-hemolytic streptococci, streptococcal groups A & B, pneumococci, other fastidious organisms
Container Type: 2L Mylar pouch (no weighing required)
Solubility: High solubility for quick and uniform rehydration
Quality: Tested for growth promotion and hemolysin production; technical sheets available

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