Clinical Laboratory Apparatus and Supplies

Types of Glassware and Plasticware, Types of reagent, types of chemicals, Reference materials, etc.

Those glasswares that satisfy NIST specifications are classified as

Class A.

Kimax/Pyrex

(borosilicate)

Corex

(aluminosilicate),

Vycor

(acid and alkali resistant)

low actinic

amber colored

Soda lime

Flint

T/F

Plasticware is beginning to replace glassware in the laboratory setting.

TRUE

T/F

Detergent-contaminated water will have a more alkaline pH as compared with the pH of the appropriate grade water

TRUE

T/F

Glass can absorb water

TRUE

Successful cleaning solutions are

acid dichromate and nitric acid.

Cleaner that can help remove debris coating the surfaces of glass or plasticware.

Ultrasonic cleaners

regarded as the maximum safe operating temperature of borosilicate glassware

"Strain Point”

T/F

Minute scratching of glass surface can however reduce Borosilicates thermal resistance.

True

is a type of glass with silica and boron trioxide as the main glassforming

constituents.

Borosilicate glass

It is similar to borosilicate glass but it has greater chemical durability and can withstand higher operating temperatures

Alumina-Silicate Glass

T/F

Alumina-Silicate Glass is strengthened thermally rather than chemically

FALSE

T/F

Alumina-Silicate Glass is comparable to fused quartz in its heat resistance, chemical stability, and electrical characteristics

TRUE

Higher maximum operating temperature than borosilicate glass

A. BorosilIcate

B. Alumina-Silicate Glass

C. Vycor glass

D. Soda-lime glass

B. Alumina-Silicate Glass

Particularly suitable for use as a gauge glass

A. BorosilIcate

B. Alumina-Silicate Glass

C. Vycor glass

D. Soda-lime glass

B. Alumina-Silicate Glass

Used for high-precision analytical work

A. BorosilIcate

B. Alumina-Silicate Glass

C. Vycor glass

D. Soda-lime glass

B. Alumina-Silicate Glass

Radiation-resistant and can also be used for optical reflectors and mirrors

A. BorosilIcate

B. Alumina-Silicate Glass

C. Vycor glass

D. Soda-lime glass

B. Alumina-Silicate Glass

highly resistant to water, neutral and acid solutions, concentrated acids and

their mixtures as well as to chlorine, bromine, iodine and organic matters.

A. BorosilIcate

B. Alumina-Silicate Glass

C. Vycor glass

D. Soda-lime glass

A. BorosilIcate

it is similar to fused quartz in its thermal properties.

A. BorosilIcate

B. Alumina-Silicate Glass

C. Vycor glass

D. Soda-lime glass

C. Vycor glass

may be used at much higher temperatures than borosilicate glass.

A. BorosilIcate

B. Alumina-Silicate Glass

C. Vycor glass

D. Soda-lime glass

C. Vycor glass

When heated above 500 C the glass may acquire permanent stresses on cooling.

A. BorosilIcate

B. Alumina-Silicate Glass

C. Vycor glass

D. Soda-lime glass

A. BorosilIcate

This glassware can be used continuously at 9000C, and intermittently to 12000C.

A. BorosilIcate

B. Alumina-Silicate Glass

C. Vycor glass

D. Soda-lime glass

C. Vycor glass

It is utilized for high thermal, drastic heat shock and extreme chemical treatment with acids (except hydrofluoric) and dilute alkali.

A. BorosilIcate

B. Alumina-Silicate Glass

C. Vycor glass

D. Soda-lime glass

C. Vycor glass

The products that resist the impact of chemical medium and temperature differences momentarily and limitedly are mostly manufactured from

A. BorosilIcate

B. Alumina-Silicate Glass

C. Vycor glass

D. Soda-lime glass

D. Soda-lime glass

the most inexpensive type of glass to manufacture laboratory glassware

A. BorosilIcate

B. Alumina-Silicate Glass

C. Vycor glass

D. Soda-lime glass

D. Soda-lime glass

Can be recycled easily

A. BorosilIcate

B. Alumina-Silicate Glass

C. Vycor glass

D. Soda-lime glass

D. Soda-lime glass

used to make pipettes

A. BorosilIcate

B. Alumina-Silicate Glass

C. Vycor glass

D. Soda-lime glass

D. Soda-lime glass

T/F

Generally, alkali solutions must be stored in glass

FALSE

Useful with water and aqueous salt solutions

A. Polystyrene

B. Polyethylene

C. Polypropylene

D. Teflon

E. Polycarbonate

A. Polystyrene

It is recommended for use with acids, aldehydes, ketones, ethers, hydrocarbons, or essential oils.

A. Polystyrene

B. Polyethylene

C. Polypropylene

D. Teflon

E. Polycarbonate

A. Polystyrene

Alcohols and bases can be used, but storage beyond 24 hours is discouraged.

A. Polystyrene

B. Polyethylene

C. Polypropylene

D. Teflon

E. Polycarbonate

A. Polystyrene

They have excellent chemical resistance to most substances, with the exception

of aldehydes, amines, ethers, hydrocarbons, and essential oils.

A. Polystyrene

B. Polyethylene

C. Polypropylene

D. Teflon

E. Polycarbonate

B. Polyethylene

Substances that are exempted from using CPE

Lubricating oils and silicone

Has the same chemical resistance as LPE

A. Polystyrene

B. Polyethylene

C. Polypropylene

D. Teflon

E. Polycarbonate

C. Polypropylene

This resin possesses excellent chemical resistance to almost all chemicals used in the clinical laboratory

A. Polystyrene

B. Polyethylene

C. Polypropylene

D. Teflon

E. Polycarbonate

D. Teflon

unique anti-adhesive properties and non-wettable surface.

A. Polystyrene

B. Polyethylene

C. Polypropylene

D. Teflon

E. Polycarbonate

D. Teflon

Bottles and beakers out of this is suitable for cryogenic experiments

A. Polystyrene

B. Polyethylene

C. Polypropylene

D. Teflon

E. Polycarbonate

D. Teflon

Resists extreme temperatures (-2700C to 2550C)

A. Polystyrene

B. Polyethylene

C. Polypropylene

D. Teflon

E. Polycarbonate

D. Teflon

Very susceptible to damage by most chemicals

A. Polystyrene

B. Polyethylene

C. Polypropylene

D. Teflon

E. Polycarbonate

E. Polycarbonate

It is resistant to water, aqueous salts, food, and inorganic acids for a long period of time

A. Polystyrene

B. Polyethylene

C. Polypropylene

D. Teflon

E. Polycarbonate

E. Polycarbonate

-Specifications are established by the American Chemical Society (ACS)

A. Analytic reagent (AR) grade

B. Ultrapure chemicals

C. USP (United States Pharmacopoeia) and NF (National Formulary) grade

D. Chemically pure (CP) / Pure Grade chemicals

A. Analytic reagent (AR) grade

Labels should state the actual impurities for each chemical lot or list the maximum allowable

A. Analytic reagent (AR) grade

B. Ultrapure chemicals

C. USP (United States Pharmacopoeia) and NF (National Formulary) grade

D. Chemically pure (CP) / Pure Grade chemicals

A. Analytic reagent (AR) grade

Label should include Clearly printed with the percentage of impurities present

A. Analytic reagent (AR) grade

B. Ultrapure chemicals

C. USP (United States Pharmacopoeia) and NF (National Formulary) grade

D. Chemically pure (CP) / Pure Grade chemicals

A. Analytic reagent (AR) grade

Labels should include the term For laboratory use or Standard-Grade Reference Materials

A. Analytic reagent (AR) grade

B. Ultrapure chemicals

C. USP (United States Pharmacopoeia) and NF (National Formulary) grade

D. Chemically pure (CP) / Pure Grade chemicals

A. Analytic reagent (AR) grade

Have been put through additional purification steps

A. Analytic reagent (AR) grade

B. Ultrapure chemicals

C. USP (United States Pharmacopoeia) and NF (National Formulary) grade

D. Chemically pure (CP) / Pure Grade chemicals

B. Ultrapure chemicals

Uses: chromatography, atomic absorption immunoassays, molecular diagnostics, standardization

A. Analytic reagent (AR) grade

B. Ultrapure chemicals

C. USP (United States Pharmacopoeia) and NF (National Formulary) grade

D. Chemically pure (CP) / Pure Grade chemicals

B. Ultrapure chemicals

Labels may carry designations of HPLC or Chromatography

A. Analytic reagent (AR) grade

B. Ultrapure chemicals

C. USP (United States Pharmacopoeia) and NF (National Formulary) grade

D. Chemically pure (CP) / Pure Grade chemicals

B. Ultrapure chemicals

Used to manufacture drugs

A. Analytic reagent (AR) grade

B. Ultrapure chemicals

C. USP (United States Pharmacopoeia) and NF (National Formulary) grade

D. Chemically pure (CP) / Pure Grade chemicals

C. USP (United States Pharmacopoeia) and NF (National Formulary) grade

Only limitation established for this group is not being injurious to individuals

A. Analytic reagent (AR) grade

B. Ultrapure chemicals

C. USP (United States Pharmacopoeia) and NF (National Formulary) grade

D. Chemically pure (CP) / Pure Grade chemicals

C. USP (United States Pharmacopoeia) and NF (National Formulary) grade

Purity standards are not based on the needs of the laboratory, therefore, may or may not meet all assay requirements

A. Analytic reagent (AR) grade

B. Ultrapure chemicals

C. USP (United States Pharmacopoeia) and NF (National Formulary) grade

D. Chemically pure (CP) / Pure Grade chemicals

C. USP (United States Pharmacopoeia) and NF (National Formulary) grade

Impurity limitations are not stated

A. Analytic reagent (AR) grade

B. Ultrapure chemicals

C. USP (United States Pharmacopoeia) and NF (National Formulary) grade

D. Chemically pure (CP) / Pure Grade chemicals

D. Chemically pure (CP) / Pure Grade chemicals

Preparation of these chemicals is not uniform

A. Analytic reagent (AR) grade

B. Ultrapure chemicals

C. USP (United States Pharmacopoeia) and NF (National Formulary) grade

D. Chemically pure (CP) / Pure Grade chemicals

D. Chemically pure (CP) / Pure Grade chemicals

Aka Less pure grade chemicals

A. Analytic reagent (AR) grade

B. Ultrapure chemicals

C. USP (United States Pharmacopoeia) and NF (National Formulary) grade

D. Chemically pure (CP) / Pure Grade chemicals

D. Chemically pure (CP) / Pure Grade chemicals

Not recommended for reagent preparation unless further purification or a reagent blank is included

A. Analytic reagent (AR) grade

B. Ultrapure chemicals

C. USP (United States Pharmacopoeia) and NF (National Formulary) grade

D. Chemically pure (CP) / Pure Grade chemicals

D. Chemically pure (CP) / Pure Grade chemicals