DIFCO HYCHECK

Difco Hycheck contact slides are used to determine the bacterial contamination of surfaces and fluids. The Hycheck product is double sided and features a hinged paddle that bends for easy sampling. We offer a complete set of specifications, instructions for use and color photos in Adobe format via e-mail:

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Description New DIFCO No. Sale Unit Price USD
Difco HYcheck D/E Neutralizing Agar
has both sides coated with D/E Neutralizing Agar, a medium developed by Dey and Engley to neutralize a broad spectrum of disinfectants and preservative antimicrobial chemicals.
290001 Pack of 10 $35.00
Difco HYcheck for Disinfection Control
has side one coated with D/E Neutralizing Agar (D/E) (see above), and side two coated with Tryptic Soy Agar (TSA).
290002 Pack of 10 $35.00
Difco HYcheck for Enterobacteriaceae
has side one coated with Violet Red Bile Glucose Agar and side two coated with Tryptic Soy Agar, a general purpose growth medium. Violet Red Bile Glucose Agar is a selective medium used for the enumeration of Enterobacteriaceae in foods.
290003 Pack of 10 $35.00
Difco HYcheck for Total Count with TTC
has both sides coated with Plate Count Agar with TTC (0.01% 2,3,5-Triphenyl Tetrazolium Chloride) - SEE BELOW
290004 Pack of 10 $35.00
Difco HYcheck for Total Count
has side one coated with Plate Count Agar and side two coated with Plate Count Agar with 0.01% TTC. Plate Count Agar is used for enumerating bacteria in water, wastewater, food and dairy products.13,15-18 TTC is a redox indicator that is colorless in the oxidized form. TTC is reduced to insoluble triphenylformazan by certain actively metabolizing bacteria, resulting in a red color in the presence of bacterial growth.
290005 Pack of 10 $35.00
Difco HYcheck for Yeasts and Molds
(Tryptic Soy Agar and Rose Bengal Chloramphenicol Agar) SEE BELOW
290006 Pack of 10 $35.00
Difco HYcheck for Yeasts and Molds with TTC
has side one coated with Rose Bengal Chloramphenical Agar and side two coated with Tryptic Soy Agar with 0.01% TTC. Rose Bengal Chloramphenical Agar is recommended in the selective isolation and enumeration of yeasts and molds from environmental materials and foodstuffs. The pH of the medium is near neutrality for improved growth and recovery of acid sensitive strains.
290007 Pack of 10 $35.00
DIFCO and HYCHECK are registered trademarks of Becton Dickinson. All rights reserved.