Antibiotic susceptibility discs (AST discs) from Liofilchem, distributed by Kormay across Canada, for standardized disc diffusion testing (Kirby-Bauer method) in clinical microbiology, veterinary diagnostics, and pharmaceutical quality control labs. Each disc delivers a fixed antimicrobial concentration onto inoculated agar to determine bacterial susceptibility or resistance.
- Single-antibiotic and combination discs across major antimicrobial classes (beta-lactams, aminoglycosides, tetracyclines, macrolides, glycopeptides, and more)
- Supplied in cartridges of 50 discs for use with standard disc dispensers
- Includes newer agents (e.g. cefiderocol, eravacycline, omadacycline) alongside established antibiotics
- Suited to CLSI/EUCAST-based susceptibility testing workflows
Search by antibiotic name or abbreviation below, or contact Kormay to build a custom AST panel for your lab's testing protocol.
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Liofilchem
Florfenicol FFC 30 µg Antibiotic discs for susceptibility tests
Sale priceFrom $87.00 CAD
Regular price$97.00 CAD
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Liofilchem
Tylosin TY 30 µg Antibiotic discs for susceptibility tests
Sale priceFrom $87.00 CAD
Regular price$97.00 CAD
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Liofilchem
Tiamulin T 30 µg Antibiotic discs for susceptibility tests
Sale priceFrom $87.00 CAD
Regular price$97.00 CAD
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Liofilchem
Penicillin G P 1 IU Antibiotic discs for susceptibility tests
Sale priceFrom $87.00 CAD
Regular price$97.00 CAD
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Liofilchem
OxyTetracycline OT 30 µg Antibiotic discs for susceptibility tests
Sale priceFrom $87.00 CAD
Regular price$97.00 CAD
Save $2.00


Liofilchem
Omadacycline OMC 30 µg Antibiotic discs for susceptibility tests
Sale priceFrom $16.00 CAD
Regular price$18.00 CAD
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Liofilchem
Nitrofurantoin F 300 µg Antibiotic discs for susceptibility tests
Sale priceFrom $87.00 CAD
Regular price$97.00 CAD
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Liofilchem
Methicillin MET 5 µg Antibiotic discs for susceptibility tests
Sale priceFrom $87.00 CAD
Regular price$97.00 CAD
Save $13.00


Liofilchem
Meropenem+Cloxacillin MR+CL Antibiotic discs for susceptibility tests
Sale priceFrom $118.00 CAD
Regular price$131.00 CAD
Save $16.00


Liofilchem
Imipenem+EDTA IMI+ED Antibiotic discs for susceptibility tests
Sale priceFrom $145.00 CAD
Regular price$161.00 CAD
Save $9.00


Liofilchem
Eravacycline ERV 50 µg Antibiotic discs for susceptibility tests
Sale priceFrom $84.00 CAD
Regular price$93.00 CAD
Save $3.00


Liofilchem
Ceftazidime+Clavulanic Acid+Cloxacillin CALC Antibiotic discs for
Sale priceFrom $31.00 CAD
Regular price$34.00 CAD
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Liofilchem
Cefoxitin Fox 30 µg Antibiotic discs for susceptibility tests
Sale priceFrom $87.00 CAD
Regular price$97.00 CAD
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Liofilchem
Cefiderocol FDC 30 ug Antibiotic discs for susceptibility tests
Sale priceFrom $31.00 CAD
Regular price$34.00 CAD
Save $12.00


Liofilchem
Cefepime-enmetazobactam (30+20) FPE 50 µg
Sale priceFrom $105.00 CAD
Regular price$117.00 CAD
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Liofilchem
Apramycin AP 15 µg Antibiotic discs for susceptibility tests
Sale priceFrom $107.00 CAD
Regular price$119.00 CAD
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Liofilchem
Vancomycin VA 5 µg Antibiotic discs for susceptibility tests
Sale priceFrom $87.00 CAD
Regular price$97.00 CAD
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Liofilchem
Vancomycin VA 30 µg Antibiotic discs for susceptibility tests
Sale priceFrom $87.00 CAD
Regular price$97.00 CAD
Save $16.00


Liofilchem
Trimethoprim TM 5 µg Antibiotic discs for susceptibility tests
Sale priceFrom $145.00 CAD
Regular price$161.00 CAD
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Liofilchem
Trimethoprim TM 2.5 µg Antibiotic discs for susceptibility tests
Sale priceFrom $87.00 CAD
Regular price$97.00 CAD
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Liofilchem
Trimethoprim-Sulfamethoxazole SXT 25 µg
Sale priceFrom $87.00 CAD
Regular price$97.00 CAD
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Liofilchem
Trimethoprim-Sulfamethoxazole SXT 2.5 µg
Sale priceFrom $87.00 CAD
Regular price$97.00 CAD
