Senior Lab Technician
20+ Senior Lab Technician Interview Questions and Answers
Q1. Who many products u deel in emultifair and wating disparsing powder and othar
I deal with a wide range of products in emultifair, including dispersing powder and other materials.
I handle various products in emultifair, such as dispersing powder, emulsifiers, and stabilizers.
I am responsible for ensuring the proper mixing and dispersion of these products.
I also work with other materials like solvents, pigments, and additives.
Examples of products I deal with include emulsions for cosmetics, paints, and pharmaceutical formulations.
Q2. What is the ratio and concentration of sodium citrate
The ratio and concentration of sodium citrate vary depending on its intended use.
The most common ratio of sodium citrate to blood is 1:9, which is used for anticoagulation in blood collection tubes.
In laboratory settings, a 3.8% concentration of sodium citrate is often used as an anticoagulant.
Sodium citrate is also used in food and beverage industry as a food additive, with concentrations varying based on the specific product.
Senior Lab Technician Interview Questions and Answers for Freshers
Q3. What is paint made up of ? Additives and Raw materials for Paint ?
Paint is made up of pigments, binders, solvents, and additives. Raw materials include resins, pigments, solvents, and additives.
Paint consists of pigments that provide color and opacity, binders that hold the pigments together and adhere them to the surface, solvents that control the consistency of the paint, and additives that enhance specific properties.
Examples of pigments include titanium dioxide for white paint, iron oxide for red paint, and carbon black for black paint....read more
Q4. What is heat treatment, hardness, ferrous and non ferrous material.
Heat treatment is a process of heating and cooling metals to alter their physical and mechanical properties. Hardness is the ability of a material to resist deformation. Ferrous materials contain iron while non-ferrous materials do not.
Heat treatment involves heating and cooling metals to alter their properties such as hardness, ductility, and toughness.
Hardness is the ability of a material to resist deformation, indentation, or scratching. It is measured using various scales...read more
Q5. Hardness processing for rockwell HRC B.H.N H.R.A H.R.B an etc
Hardness processing involves measuring the resistance of a material to indentation or scratching.
Rockwell hardness test measures the depth of penetration of an indenter under a large load compared to a small load
HRC measures the hardness of steel and other hard materials
BHN measures the hardness of materials through the indentation of a ball
HRA measures the hardness of materials with a diamond cone indenter
HRB measures the hardness of materials with a ball indenter
The choice ...read more
Q6. If we don't have EQAS what we can do
If we don't have EQAS, we can implement internal quality control measures.
Implement regular internal quality control checks
Use control samples to monitor accuracy and precision
Participate in proficiency testing programs
Establish standard operating procedures
Train staff on quality control protocols
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Q7. What is your expectation CTC from GHV??
My expectation for CTC from GHV is based on my experience, skills, and market standards.
Consider my experience and expertise in the field
Take into account the market rates for Sr Lab Technicians
Consider the benefits and perks offered by GHV
Negotiate based on my qualifications and contributions
Expect a fair and competitive salary package
Q8. What is hardness what is micro what is sample testing
Hardness is the resistance of a material to deformation, micro refers to small scale measurements, and sample testing is the process of analyzing a small portion of a larger material.
Hardness is measured using various methods such as Brinell, Rockwell, and Vickers tests.
Micro measurements are typically done using microscopes and can refer to things like microorganisms or microstructures.
Sample testing can involve destructive or non-destructive methods and is used to determine...read more
Senior Lab Technician Jobs
Q9. What is LJ WHAT IS STD WHAT IS EARTHROPOSIS
LJ is a type of culture medium used for growing mycobacteria. STD stands for sexually transmitted disease. Earthroposis is not a known medical term.
LJ is short for Löwenstein-Jensen medium, which is used for culturing mycobacteria like tuberculosis.
STDs are infections that are spread through sexual contact, such as chlamydia, gonorrhea, and HIV.
Earthroposis is not a recognized medical term and may be a misspelling of the term 'arthropodosis', which refers to a disease caused ...read more
Q10. What are external control
External controls are used in scientific experiments to ensure the accuracy and reliability of the results.
External controls are used to compare the experimental group to a control group that is not exposed to the independent variable.
They help to eliminate or account for any confounding factors that may affect the results.
External controls can be positive controls, which are expected to show a specific response, or negative controls, which are expected to show no response.
Fo...read more
Q11. Cement testing initial & final setting time
Cement testing initial & final setting time
Initial setting time is the time taken by cement to harden enough to resist a certain amount of pressure
Final setting time is the time taken by cement to harden completely and attain its full strength
These tests are important to ensure the quality and consistency of cement used in construction
The tests are conducted using Vicat apparatus or Gillmore needle apparatus
Q12. What are critical test
Critical tests are essential diagnostic tests that play a crucial role in determining a patient's condition or disease.
Critical tests are performed to assess the severity of a patient's condition or to make immediate treatment decisions.
These tests are often time-sensitive and require quick turnaround for results.
Examples of critical tests include blood gas analysis, cardiac enzyme tests, and rapid infectious disease tests.
Results from critical tests can directly impact patie...read more
Q13. What os critical values
Critical values are test results that indicate a potentially life-threatening condition requiring immediate medical attention.
Critical values are abnormal test results that fall outside the normal range.
These values are considered urgent and require immediate notification to the healthcare provider.
Examples of critical values include extremely high or low blood glucose levels, abnormal electrolyte levels, or abnormal blood gas values.
They are crucial in diagnosing and treatin...read more
Q14. How many types of qc
There are two main types of quality control: internal QC and external QC.
Internal QC involves monitoring the quality of testing within the laboratory.
External QC involves comparing the laboratory's results with those of an external reference.
Examples: running control samples, participating in proficiency testing programs.
Q15. Materials using mathods in site?
Materials are used on site using various methods such as mixing, testing, and application.
Materials are mixed according to specific ratios and procedures.
Testing methods include measuring strength, durability, and other properties.
Application methods involve using tools and equipment to apply materials correctly.
Examples: mixing concrete for construction, testing soil samples for contamination, applying paint on surfaces.
Q16. Laboratory high quality of the sample testing
High quality sample testing in the laboratory is achieved through strict adherence to protocols, calibration of equipment, proper sample handling, and regular quality control checks.
Adherence to standardized protocols ensures consistency and accuracy in testing procedures.
Regular calibration of equipment maintains accuracy and precision in measurements.
Proper sample handling techniques prevent contamination and ensure reliable results.
Implementing quality control checks at va...read more
Q17. What are Types of QC
Types of QC include internal, external, analytical, and procedural.
Internal QC involves routine checks within the laboratory to ensure equipment and processes are functioning properly.
External QC involves participation in proficiency testing programs to compare results with other laboratories.
Analytical QC focuses on the accuracy and precision of test methods and instruments.
Procedural QC ensures adherence to standard operating procedures and protocols.
Examples: running contr...read more
Q18. What is QC
QC stands for Quality Control.
QC is a process used to ensure that products or services meet specified requirements and standards.
It involves monitoring and testing various aspects of the product or service to identify and correct any defects or deviations.
QC can include activities such as inspections, measurements, sampling, and analysis.
It plays a crucial role in maintaining consistency, reliability, and customer satisfaction.
Examples of QC in different industries include ch...read more
Q19. Matrials Testing frequency?
Materials testing frequency depends on the type of material and its intended use, typically ranging from daily to annually.
Frequency of materials testing varies based on material type and usage
Common frequencies include daily, weekly, monthly, quarterly, semi-annually, and annually
Critical materials may require more frequent testing than non-critical materials
Q20. 6 in emultifairand 6 in powder
The question is unclear and lacks context.
Request for clarification on the meaning of 'emultifairand' and 'powder'.
Ask for additional information or context to provide a relevant answer.
Q21. What is paint ?
Paint is a liquid or solid material that is applied to a surface to add color, texture, or protection.
Paint is made up of pigments, binders, solvents, and additives.
It can be used for decorative purposes, protection against corrosion, or to provide a specific finish.
Examples of paints include acrylic, oil-based, water-based, and enamel paints.
Q22. What is biochemistry
Biochemistry is the study of chemical processes within and relating to living organisms.
Biochemistry focuses on the chemical reactions and pathways that occur within living organisms.
It involves the study of biomolecules such as proteins, carbohydrates, lipids, and nucleic acids.
Biochemistry plays a crucial role in understanding diseases and developing new treatments.
Examples of biochemistry research include studying the structure and function of enzymes, investigating metabo...read more
Q23. What is the hardness
Hardness is the measure of a material's resistance to deformation or scratching.
It is often measured using the Mohs scale or the Vickers hardness test.
Hardness can be affected by factors such as temperature and pressure.
Materials with high hardness include diamond, quartz, and tungsten carbide.
Hardness is important in many industries, including manufacturing and construction.
Q24. How to data entry
Data entry involves accurately inputting information into a database or system.
Ensure accuracy by double-checking entries
Use software programs like Microsoft Excel or database systems
Follow specific guidelines for formatting and organizing data
Avoid typos and errors by proofreading entries
Maintain confidentiality of sensitive information
Q25. Order of blood draw
The order of blood draw is important to prevent cross-contamination and ensure accurate test results.
Start with blood cultures to minimize contamination.
Follow with coagulation tests, as they are least affected by other tests.
Next, draw non-additive tubes (e.g., serum or plasma) for chemistry tests.
Draw tubes with additives (e.g., anticoagulants) for hematology tests.
Finally, collect tubes for immunology and microbiology tests.
Always follow the laboratory's specific protocols...read more
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