PHA612 lab apparatus

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1
test tube
glassware w/ rounded bottom designed to contain small amt of samples
2
test tube rack
used to hold multiple test tubes in an upright position
3
test tube brush
used to clean narrow mouth lab glassware
4
test tube holder
clamp w/ a spring handle used to hold a test tube
5
hard glass/ignition tubue
primarily used to hold small amt of substances w/c will undergo direct heating
6
alcohol lamp
used as a small heat source
7
stirringlass rod
used to guide the transfer of liqs into a container w/ a narrow opening
8
porcelain & stainless spatula
used to transfer solid materials/chemicals from its orig container onto a weighing box and other containers
9
dropper pipet
used to draw liquid that can then be squeezed out in small drops
10
thistle tube
for adding chemical solns to a rxn vessel to minimize the risk of a rxn occurring too quickly and bubbling over
11
volumetric pipet
used to measure an exact vol of liq and placing it into another container
12
serological pipet
used to transfer mL vols of liq from (<1mL) to (>50mL)
13
aspirator
serves as a vacuum source to draw liqs
14
mohrase buret
used for titrating alkaline solns only bc acids can react w/ the rubber tubing
15
geissler/acid buret
used for titrating acid solns only bc alkaliases have the property to atk the glass stopcock
16
wash bottle
squeezable plastic bottle w/ nozzle used to dispense distilled h2o for rinsing
17
volumetric flask
used to prepare solns to an accurate vol
18
beaker
used to hold liqs and for mixing, stirring, and heating chemicals
19
graduated cylinder
primary measuring tool for liqs
20
florence flask
for uniform heating, boiling, distillation, and ease of swirling
21
erlenmeyer/conical flask
used to contain and mix chemicals (small neck to faci mixing w/o spilling)
22
evaporating dish
a small bowl w/ a spout used to evap excess solvents in a small sample
23
hot plate
flat surfaced device used for controlled and consistent heating
24
porcelain casserole
a small-handled, deep, porcelain crucible used for heating & evap
25
crucible tong
used too hold hot objs
26
thermometer
device used to determine temp
27
condenser
equipment used to condense
28
glass adapter
guides the flow of the distillate to the receiving vessel
29
distillate
liquid that has been condensed in the distillation process
30
residue
remains of the distillation process
31
distilling flask
used to separate mixtures of 2 liqs w/ diff boiling points
32
iron ring
metal ring w/ a screw clamp to support containers
33
iron stand
an upright metal rod attached to a heavy metal base used to provide stability and support
34
glass funnel
used to transfer liqs or fine-grained mats into containers w/ small openings
35
buret clamp
metal equipment used to hold and secure a buret on a stand
36
clamp holder
metal equipment used to secure lab clamps
37
buchner funnel
funnel w/ perforated plate & a vacuum in the flask underneath the filter
38
filtering flask
thick-walled erlenmeyer w/ a short glass tube & hose barb protruding from its neck
39
buchner flask, vacuum flask, suction flask, side-arm flask, kitasato flask
5 other names for filtering flask
40
clay triangle
triangular wire frame /w clay covering used to support crucible when heated over an open flame
41
porcelain casserole
used for holding chemicals during heating to very high temps
42
tripod
three-legged metal frame used as a platform
43
wing top
used to adjust the shape of the flame
44
rubber tubing
used as passage lines for fluids and gases
45
bunsen burner
metal heating device connected to a flammable gas source
46
pinchcock
metal clamp used on a flexible tube to regulate the flow of a fluid through the tube
47
wire gauze
wire screen w/ ceramic fibered center used to spread the heat of the flame
48
petri dish
shallow cylindrical glass or plastic flat-bottomed dish w/ lid used primarily to culture
49
watch glass
used to cover a beaker or to hold small amt of solid or liq while they are being weighed
50
spot plate
ceramic/plastic rxn surface containing small wells for spot tests
51
separatory funnel
glass funnel w/ a tap @ bottom for parting immiscible liq components in a mixture
52
desiccator
sealable glass enclosure used for storage or preservation of moisture-sensitive items
53
perforated porcelain plate & desiccant
parts of a desiccator
54
iodine flask
used for the determination of iodine, has a ground socket and cup-shaped top
55
mortar
vessel in which substances are ground or crushed
56
pestle
tool used to crush, mash, or grind mats
57
triangular file
metal tool for scoring & trimming glass rods
58
cork borer
metal tool used for cutting a hole in a cork or rubber stopper
59
pH meter
electric device used to measure H-ion activity of a soln
60
analytical balance
accurate & precise instru used to measure weight in quanti chemical ana
61
weighing bottle
cylindrical glass bottles used for precise weighing of solids
62
triple beam balance
isntru used in weight determination that utilizes a stainless steel pan, beams, and riders
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