CRITERION™ Reinforced Clostridial Agar by Hardy Diagnostics is formulated for the cultivation and enumeration of clostridia and other anaerobic or facultative anaerobic organisms. This medium contains a nutrient-rich blend of peptones, beef extract, yeast extract, and reducing agents designed to support the growth of fastidious anaerobes.

Reinforced Clostridial Agar meets the performance requirements of the United States Pharmacopeia (USP), European Pharmacopoeia (EP), and Japanese Pharmacopoeia (JP), making it suitable for pharmaceutical-quality testing and global regulatory workflows.

This medium is commonly used for:

Sterility testing

Microbial limit testing

Recovery of stressed anaerobic organisms

Environmental monitoring in anaerobic production zones

Enumeration of clostridia in food, water, and industrial samples

As part of the CRITERION™ line, this dehydrated culture medium provides exceptional solubility, batch-to-batch consistency, and reliable recovery, even for sensitive anaerobic bacteria.

Key Features:

Supports growth and enumeration of clostridia and other anaerobic/facultative organisms

Meets USP, EP, and JP pharmacopeial performance specifications

Nutrient-rich formulation enhances recovery of stressed or fastidious anaerobes

Suitable for microbiological limit testing, sterility workflows, and anaerobic QC

500g wide-mouth bottle ensures clean, low-dust handling

High solubility for efficient media preparation

Manufactured under stringent quality controls for pharmaceutical and clinical applications

Specifications
Manufacturer: Hardy Diagnostics
Brand: CRITERION™
Product Type: Dehydrated Culture Media
Medium Name: Reinforced Clostridial Agar
Application: Cultivation and enumeration of clostridia and other anaerobic or facultative anaerobic bacteria
Format: Dehydrated powder
Fill Volume: 500gm
Pack Size: Each
Industry Use: Breweries, Wineries & Distilleries; Cannabis QA Testing; Clinical; Cosmetics; Environmental; Food Safety; Compounding Pharmacy; Pharmaceutical Manufacturing
Regulatory Compliance: Meets USP, EP, and JP performance specifications
Container Type: 500gm wide-mouth bottle
Container Features: Easy grip, stackable design, wide opening to reduce dust formation
Nutrient Components: Beef extract, yeast extract, peptones, reducing agents
Atmospheric Requirements: Supports anaerobic and facultative anaerobic growth
Solubility: High solubility for uniform and efficient media preparation
Quality: Tested for optimal recovery and enumeration; technical/instruction sheets available