Martin Luther King Jr. Day Closing

In celebration of Dr. Martin Luther King Day 1/21/19, BCTC offices will be closed and there will be no classes. We’ll resume regular business and class schedules Tuesday morning.

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Biology

Virtual Lab 9

Examples of Chemical Antiseptics

Lab 8 - Alcohols

Quaternary Ammonium Compounds

Lab 8 - Quaternary Ammonium Compounds

Lab 8 - Halogens

Lab 8 - Peroxides

Lab 8 - Organic Acids

Lab 8 - Heavy Metals

Phenol, Phenolic Derivatives

Lab 8 - Phenol Phenolic Derivatives

Lab 8 - Aldehydes

Lab 8 - Soaps

Antibiotic Sensitivity, Kirby-Bauer Assay

Antibiotic Sensitivity: E. coli

Lab 8 - Antibiotic Sensitivity E Coli

Antibiotic Sensitivity: S. aureus

Lab 8 - Antibiotic Sensitivity S Aureus

Antiseptic Disc Sensitivity Assay

Antiseptic Disc Sensitivity:

Set 1, S. aureus

Lab 8 - Antiseptic Disc Sensitivity Set 1

Set 2, S. aureus

Lab 8 - Antiseptic Disc Sensitivity Set 2

Set 3, S. aureus

Lab 8 - Antiseptic Disc Sensitivity Set 3

Set 4, S. aureus

Lab 8 - Antibiotic Disc Sensitivty Satellite Colonies

Effects of Ultraviolet Irradiation

Growth of S. marcescens after a:

30 second exposure to UV

Lab 8 - Growth S Marcescens 30 Seconds

1 minute exposure to UV

Lab 8 - Growth S Marcescens 1 Minutes

5 minute exposure to UV

Lab 8 - Growth S Marcescens 5 Minutes

10 minute exposure to UV

Lab 8 - Growth S Marcescens 10 Minutes