1.4 Safety Data Sheet and Water specification, and wares

Question 1

MSDS includes:

• Identification of chemical
• Hazardous ingredients
• Physical Data
• Fire and Explosion data
• Health hazard information
• Reactivity data
• Spill, leak, and disposal procedures
• personal protection information
• Special precautions and comments

Which of the following does not belong?

Answer 1

None

Question 2

Used to remove particulate matter before any additional treatments

a. Prefiltration
b. filtration
c. postfiltration

Answer 2

a

Question 3

Filtation cartridges are composed of:

• Glass
• Cotton
• Activated Charcoal
• Micron filters
• Submicron filters

Which of the following does not belong?

Answer 3

Micron filters

Question 4

Which of the following is used in distillation, deionization or reverse osmosis treatment?

• Glass
• Cotton
• Activated Charcoal
• Micron filters
• Submicron filters

Answer 4

Submicron filters

Question 5

Which of the following is used to remove organic materials and chlorine?

• Glass
• Cotton
• Activated Charcoal
• Micron filters
• Submicron filters

Answer 5

Activated charcoal

Question 6

Water quality is determined by:

• Bacterial (CFU/ml)
• pH
• Resistivity
• SiO2
• Total Dissolved solids
• Total Oxidisable

Which of the following is the most important?

Answer 6

Water Resistivity

The higher the water purity = the higher the water resistance

Question 7

Water is boiled, vaporied, and condensed which purified almost all organic materials

a. Distilled Water
b. Deionized water
c. Reverse osmosis
d. Double distillation
e. Ultraviolet oxidation

Answer 7

a

Question 8

Process of removing dissolved gases by nonvolatile substance steam in the distillation process or by dissolved substance from storage containers

a. Distilled Water
b. Deionized water
c. Reverse osmosis
d. Double distillation
e. Ultraviolet oxidation

Answer 8

d

Question 9

Used for tests that require ammonia (NH3) free water

a. Distilled Water
b. Deionized water
c. Reverse osmosis
d. Double distillation
e. Ultraviolet oxidation

Answer 9

d

Question 10

Water purified by ion exchange; removes some or almost all ions; organic materials may still be present it is neither pure nor sterile

a. Distilled Water
b. Deionized water
c. Reverse osmosis
d. Double distillation
e. Ultraviolet oxidation

Answer 10

b

Question 11

It is purified from previously pre filtered or distilled water?

a. Distilled Water
b. Deionized water
c. Reverse osmosis
d. Double distillation
e. Ultraviolet oxidation

Answer 11

b

Question 12

Produced using either an anion or a cation exchange resin

a. Distilled Water
b. Deionized water
c. Reverse osmosis
d. Double distillation
e. Ultraviolet oxidation

Answer 12

b

Question 13

It uses activated charcoal and membrane filtration which remove organic impurities

a. Distilled Water
b. Deionized water
c. Reverse osmosis
d. Double distillation
e. Ultraviolet oxidation

Answer 13

b

Question 14

Uses pressure to pump water across a semipermeable membrane

a. Distilled Water
b. Deionized water
c. Reverse osmosis
d. Double distillation
e. Ultraviolet oxidation

Answer 14

c

Question 15

Use also for pretreatment water

a. Distilled Water
b. Deionized water
c. Reverse osmosis
d. Double distillation
e. Ultraviolet oxidation

Answer 15

c

Question 16

This removes trace organic material or sterilization process at specific wavelength

a. Distilled Water
b. Deionized water
c. Reverse osmosis
d. Double distillation
e. Ultraviolet oxidation

Answer 16

e

Question 17

What is the biocidal wavelength for ultraviolet oxidation?

a. 254
b. 245
c. 452

Answer 17

a

Question 18

Classification of water in terms of type

Acceptable for most analytic requirements

a. Type 1
b. Type 2
c. Type 3

Answer 18

b

Question 19

Classification of water in terms of type

Acceptable for most analytic requirements including reagent quality control and standard preparation

a. Type 1
b. Type 2
c. Type 3

Answer 19

a

Question 20

Classification of water in terms of type

Suitable for routine laboratory use

a. Type 1
b. Type 2
c. Type 3

Answer 20

a

Question 21

Classification of water in terms of type

Autoclave water

a. Type 1
b. Type 2
c. Type 3

Answer 21

c

Question 22

Classification of water in terms of type

Reference buffer solutions and reconstitution of STDS

a. Type 1
b. Type 2
c. Type 3

Answer 22

a

Question 23

Classification of water in terms of type

Acceptable for glassware washing but nor for analysis or reagent preparation

a. Type 1
b. Type 2
c. Type 3

Answer 23

c

Question 24

Plastic ware:

Should not be autoclaved and resistant to most acids

a. Polystyrene
b. Polyethylene
c. Polypropylene
d. Teflon

Answer 24

b

Question 25

Plastic ware:

Should not be autoclaved (Used for test tubes)

a. Polystyrene
b. Polyethylene
c. Polypropylene
d. Teflon

Answer 25

a

Question 26

Plastic ware:

Chemically inert

a. Polystyrene
b. Polyethylene
c. Polypropylene
d. Teflon

Answer 26

c

Question 27

Plastic ware:

Resistant to wide range of temperature

a. Polystyrene
b. Polyethylene
c. Polypropylene
d. Teflon

Answer 27

d

Question 28

Plastic ware:

Very clear and ideal for graduated cylinder

a. Polycarbonate
b. Polyvinylchloride
c. Polyolefins

Answer 28

a

Question 29

Plastic ware:

Soft and flexible

a. Polycarbonate
b. Polyvinylchloride
c. Polyolefins

Answer 29

b

Question 30

Plastic ware:

Noted for strength andresistance to high temp.

a. Polycarbonate
b. Polyvinylchloride
c. Polyolefins

Answer 30

c

Question 31

Types of Glass:

High thermal borosilicate

a. Kimax
b. Pyrex
c. Vycor
d. Low actinic

Answer 31

a and b

Question 32

Types of Glass:

High silica

a. Kimax
b. Pyrex
c. Vycor
d. Low actinic

Answer 32

c

Question 33

Types of Glass:

For photosensitive solutions

a. Kimax
b. Pyrex
c. Vycor
d. Low actinic

Answer 33

d

Question 34

Glasswares are calibrated at what temp?

Answer 34

Room temp