Parr Instrument - page 34

2810 Pellet Press
The Parr Pellet Press provides a convenient and
inexpensive means for compressing powdered
samples into pellet form for oxygen bomb calo-
rimetry. Although many materials burn well as
a loose powder, others such as benzoic acid
must be made into a pellet for safe and com-
plete combustion. Punch and die sets are avail-
able in six sizes:
• 1/2 inches
• 1/8 inches
• 1/4 inches
• 3.0 mm
• 3/8 inches
• 4.5 mm
Calorific Standards
Parr offers benzoic acid as a secondary stan-
dard, traceable to NIST, for standardizing the
bomb calorimeters. Also offered is Trizma base
(>99.9% by titration) for standardizing the 6755
Solution Calorimeter.
Part
Description
3403
30 g BA powder
3413
15 BA pellets, 1 g
3414
100 BA pellets, 0.2 g
3415
100 BA pellets, 1 g
3416
500 BA pellets, 1 g
3417
500 BA pellets, 0.2 g
3418
1000 BA pellets, 0.2 g
3421
100 g bottle, Tris
3422
100 g bottle, Tris Calorific Test Substance
Fuel Capsules
Part
Description
43AS
Stainless Steel, 6 pk
43A3
Fused Silica, 2 pk
43A5
Platinum-Rhodium, ea
217A
Heavy Walled, C20 (for use with 1104)
208AC Cup (for use with semi-micro bombs)
Fuse Wire and Ignition Thread
Part
Description
45C10 Ni-Cr, 500 pices/card, 3 cards
45C3
Platinum, 300 cm, 1 card
840DD2 Semi-permanent Ni-Cr, 60" spool
845DD2 Cotton Ignition Thread, 1000, 4" pieces
845DD Cotton Ignition Thread Spool
Volatile Matter Crucibles
An inexpensive, 13 mL, nickel-chromium alloy
crucible with an insert cover for determining
volatile matter in coal and coke. The crucibles
will withstand repeated heating to 1000 °C
without appreciable change in tare weight, but
not recommended for procedures requiring
extreme corrosion resistance.
Part
Description
3101
VM Crucible w/ cover
3102
VM Crucible w/o cover
3103
Cover only
Sealing Tape
Volatile samples can be handled in a standard
43AS or in a 43A6 platinum capsule by cover-
ing the top of the capsule with a disc of adhe-
sive tape. Parr’s 517A tape is free of chlorine
and low in sulphur.
Part
Description
517A
Adhesive Sealing Tape
Gelatin Capsules
Volatile liquid samples to be burned in an oxy-
gen bomb can be weighed and handled con-
veniently in these two-piece capsules. Each 00
capsule holds 0.9 mL.
Part
Description
3601
Gelatin Capsules, Size 00, Bottle of 100
1 Year Service Kit Ordering Guide
1 Year Service Kits are intended to supply the user with the standard parts generally replaced in the
calorimeter and oxygen bomb after one year of service. These kits are tailored to the individual calo-
rimeter and bomb choice of the user.
Bomb Model
6400 Automatic
6200 Isoperibol
6100 Compensated
1341 Plain
Number
Isoperibol Calorimeter
Calorimeter
Jacket Calorimeter
Jacket Calorimeter
1108
6209B
6109B
1349B
1108P
6209P
6109P
1349P
1104
6209Y
6109Y
1349Y
1109A
6209A
6109A
1138
6409B
Calorific Standards
Fuel Capsules
Fuse Wire
Volatile Matter Crucibles
Sample Preparation and Maintenance Accessories
P a r r I n s t r u m e n t C o m p a n y
22
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2810 Pellet Press
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