organic-material removing cartridges. A light shall indicate when
cartridges are spent. Each unit shall be provided with [5] [_____] spare
cartridges.
2.13.2.4
Cabinet
Cabinet shall be stainless steel with removable front access panels.
Ten
gpm unit shall have a stainless steel work counter with drain.
2.13.3
Self-Contained Water Distillation Unit
Self-contained water distillation unit shall produce distillate containing
not more than 1.0 ppm total solids with a pH value of 5.4 to 7.2 and
electrical resistance not less than 300,000 ohms/cm at 25 degrees C 77
degrees F.
2.13.3.1
Storage Tank
Storage tank and still shall be tin-coated copper or tin-coated copper
alloy sheets.
2.13.3.2
Floor Stand
Floor stand shall be welded steel tubing and shall have adjustable floor
flanges for leveling the stand.
2.13.4
Individual Distilled Water Storage Tanks
Distilled water storage tanks shall be borosilicate glass carboy,
tin-coated copper or tin-coated copper alloy, stainless steel, or titanium.
Tin coating of 0.025 mm 0.001 inch minimum thickness shall be applied on
copper or copper alloy where the metal surfaces are in contact with water,
water vapor or distillate. The tank shall be fitted with distilled water
inlet, air vent with filter, self-closing overflow draw-off cock, sight
gauge, [ultraviolet lamp,] and seamless tin-lined copper or stainless steel
fittings for connection of tank to still. Air tube and block fitting for
draw off cock on carboy may be inert polyvinyl chloride.
2.13.4.1
Air Vent Filter
Filter shall remove particulate matter greater than 0.2 micron in diameter,
bacteria, organic solvent vapors, and acid gases.
2.13.4.2
Ultraviolet Lamp
Lamp shall be replaceable without contaminating the stored water.
2.13.4.3
Mounting Device
A corrosion-resisting steel bracket shall be furnished for wall mounting.
Glass carboys shall be mounted on the bracket, inverted on a rubber
protected ring that is an integral part of the bracket. Through bolts and
stud plate shall be stainless steel.
2.14
SOLUTION WARMING CABINETS
Solution warming cabinets shall essentially consist of a heated
cupboard-like device suitable for the warm storage of solutions used in
surgical procedures. Double compartment units shall additionally be
SECTION 11710
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