Disinfectant Concentration Growth after time of exposure (minutes) Control 5 minutes 10 minutes 15 minutes Sodium hypochlorite 5%         Sodium hypochlorite 0.05%         Alcohol 70%         Alcohol 40%         Iodophor (Betadine) 10% solution         Mouthwash Cetylpyridinium Chloride - 0.075% Sodium Fluoride - 0.05%

Q: What is the result for the yellow tube of Methyl red test? What must the pH be in each tube? What is…

A: Methyl red test This test usually aims to differentiate the facultative anaerobes enteric bacteria.…

Q: Cause-and-Effect Analysis: Given the conditions below, describe the effect on the staining procedure…

A: The differential staining seen with the Gram stain occurs because gram-positive and gram-negative…

Q: To prevent inclusion from occurring during precipitation, the technique to follow is I. filter…

A: When an impurity takes up a lattice site in the carrier's crystal structure, inclusion takes place.…

Q: Samples subjected to a test were given. Determine the reagent/material in the test.  Methyl…

A: Different chemical tests use different reagents and apparatus depending on their working principle.

Q: explain why disinfectants that has a residual is preferable to one that does not

A: Introduction Disinfectants are chemical substances or compounds that are used to kill or inactivate…

Q: Given Test Reagent Positive or Negative Result Reason/Explanation Ribose Bial’s Orcinol Test…

A: Carbohydrates are a type of macronutrient found in certain foods and drinks. They include sugars,…

Q: What is the most efficient disinfectant of the following ( Alcohol, chlorine, soap ,hijyn), and…

A: Disinfectants are chemical agents that are built on inert surfaces to inactivate or kill…

Q: The steps to convert chaulmoogra oil into an injectable treatment are: 1. extraction II.…

A: The chaulmoorga oil was used to treat leprosy. In earlier times the extracted seed oil was directly…

Q: Chemical Disinfectant Group of Action Hydrogen Peroxide O-0 Antiseptic peroxide group Antiseptic/…

A: Antiseptics and disinfectants both kill microorganisms.

Q: All recipes are given per litre unless specified.   Lambda Broth (LB) Plates…

A: Give, The final volume (V2) = 5mL. The stock concentration of MgSO4 (C1)= 1M The desired…

Q: 2) Finish the following chart for the data obtained for the effect of disinfectants on Escherichia…

A: As per our company guideline we are supposed to answer only first question or first 3 sub parts of…

Q: Identify applications for ethylene oxide sterilization.

A: KEY WORDS :- Ethylene oxide - It is a gas which is flammable in nature and colorless which is used…

Q: Clearly define the terms sterilization, disinfection, decontamination, sanitization, antisepsis, and…

A: Hygiene stands for some practices that are performed to preserve health. Most of the microbes, which…

Q: Method of sterilization used. 2. What is the Bacterial culture and flavor used if there is any. 3.…

A: AMC (Alaska Milk Corporation) is a Philippine-based milk product manufacturer. The Alaska brand is…

Q: Explain the usage as antimicrobial agents and disinfectants of Phenol and phenolics, alcohols,…

A: Introduction An Antimicrobial Agent Is A Chemical That Kills Or Inhibits The Growth Of Bacteria.…

Q: Preservatives are added to the following pharmaceutical products EXCEPT Select one: Ophthalmic…

A: Any substances that are added to the foods and pharmaceutical products to prolong its shelf life…

Q: MATCHING TYPE, STATE THE CORRECT ANSWER 1-10 THE 1ST PICTURE IS THE QUESTIONS AND 2ND PICTURE IS THE…

A: Since this is matching type we will all all the questions.

Q: Appearance Morphology Arrangement Stain Used Magnification Staphylococcus Escherichia epidermidis…

A: In the list there are different bacteria present. These are either gram positive or Gram Negative…

Q: Prove if the statement is TRUE or False with complete solution.   At a dilution factor of,…

A: Data on colonies grown after plating pasteurised milk samples is provided. Because each cell…

Q: Compare and contrast use dilution and disk diffusion methods of evaluating disinfectants. Please…

A: Chemical disinfectants are gathered by the sorts of organisms and infectious agents they are…

Q: Identify the microorganism/ group of microorganisms involved in the spoilage of Salmon pink…

A: Fermentation is a metabolic interaction that produces chemical changes in natural substrates through…

Q: Define disinfection. Define sterility. Compare and contrast disinfection with sterility.

A: Microorganisms are responsible for various diseases and food spoilage. It is therefore important to…

Q: make the test principle, materials required for the analysis, sample preparation, test procedure,…

A: A variety of organic compounds exist in nature. Among them, the nitrogen-containing organic…

Q: List five essential procedures of the aseptic technique when transferring a broth culture to another…

A: The term "aseptic method" refers to a combination of medical practises and procedures that help…

Q: write the  protocol for mann's methyl blue-eosin staining, including their reagents, materials,…

A: Reagents: Alkaline alcohol reagent –100ml of absolute Ethanol or Methanol containing 0.2ml 0.1N…

Q: A student is preparing a batch of broth media. He dispenses into tubes,but realizes he is running…

A: According to the question, A student is preparing a batch of broth media. He dispenses into tubes…

Q: Which of these two, Olive oil and beef tallow would be the identity of the sample in the picture:

A: Olive oil: It is composed of mainly mixed triglyceride esters. The esters are mainly of oleic acid,…

Q: Outline the acid fast staining technique using a flow chart.

A: ACID FAST STAINING TECHNIQUE : it is the differential staining techniques which was first developed…

Q: a physician prescribed an antibiotic to be mixed in white petrolatum to produce a 25% antibiotic…

A: Ointment preparations with antibiotics in petrolatum are useful for local external…

Q: What factors affect enzyme activity and/or denature the enzyme? Use specific examples from the…

A: Biomolecules are organic molecules present in living organisms which include carbohydrates,…

Q: List one method of disinfection, and one method of sterilization. Label which is which.

A: Disinfection is a process by which most of the harmful microbes are killed or inactivated. However…

Q: Radiation when applied will be more effective on gram negatives bacteria than any other pathogen of…

A: In the food sector, ionising radiation can be used to reduce the amount of microbial pollutants,…

Q: 5. Provided with the following data, compute the corresponding CFU/ml of the original culture.…

A: Answer :: Introduction The plate is considered to be countable if it has a colony count between 30…

Q: Differentiate sterilization from disinfection.

A: Methods to remove unwanted microbes from the surfaces, clothes, and bodies are important.…

Q: Look for just one product of Milk in the internet and answer the following queston: 1. Method of…

A: Since, you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: Hand washing can be done using either

A: Answer  Option A) Soap and water or isopropyl alcohol.

Q: microbial growth on the plates overlaid with water sample (tap water).

A: INTRODUCTION  Microbial growth on plates overlaid with water samples is a common method used for…

Q: What are the BMET's role, protocol, and procedure for proper cleaning and or disinfecting equipment?…

A: A Biomedical Equipment Technician (BMET) maintains as well as repairs medical equipment. The…

Q: Methyl red test does the color of the medium change to red when methyl red was added? Is it positive…

A: Biochemical method of bacterial identification is a classical method that is used for the…