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iso ul New UL UniFlow Fume Hoods

Perchloric Acid Fume Hoods

UniFlow Perchloric Acid fume hoods feature a type 316 stainless steel one piece fume chamber with integral worksurface and are engineered for the safe handling of perchloric acids in laboratory procedures. Perchloric Acid hoods are offered in sizes 48”, 60”, & 72” widths and include a dedicated wash down and exhaust system. It is recommended to thoroughly wash down fume chamber and exhaust system after each use. Note: Perchloric Acid Hoods are for perchloric acid use only.

UniFlow Superstructure constructed of either PVC or 316 stainless steel features exclusive unitized dual wall construction for superior chemical resistance (NO RUST), strength, and durability. Rear drain trough is integral to superstructure. Dedicated wash down with integral piping spray nozzles & remote control on right column. 1 piece interior fume chamber type 316 stainless steel fume or PVC fume chamber and baffle. Meets NFPA-45 classification with flame spread of less than 25 per ASTM E-84.
 
PVC or Stainless Steel Work Surfaces integral PVC or 316 stainless steel work surface and drainage trough.
 
Access Panel removable to access ducting connections, plumbing & electrical services from a single point electrical box, 115V/60Hz AC operation. Energy efficient explosion proof light fixture with
light switch on left column, all factory installed.
 
24” and 30” Interior depths available to meet your specs.
 
Full 28” Viewing Height with 28” sash opening height for ease of access and viewing tall apparatus setup. Sash is 3/16 thick tempered safety glass, vertical moving with single point counterbalance, contoured sash handle for efficient air flow and ease of movement.
 
Air Flow Monitor continuously monitors face velocity air flow. Meets ANSI and OSHA requirements. Optional equipment,
Cat. No. 51403
 
Sash Stop located at 1/2 open position to reduce air flow 50%, Optional equipment Cat. No. 51652 (stainless steel)
Cat. No. 51653 (PVC)
 
Electrical Services optional feature
 
Acid Base Cabinet optional feature
 
Fume Hood Base Cabinet optional feature
 
Apparatus Rack optional feature
 
Click for Perchloric Acid Electronic Plan-A-Hood

UniFlow Perchloric Acid Hood Cat. No. 12501
shown with optional base cabinets and fixtures,

Fume Hood Face Velocity

Sash in full open position should be for setup of apparatus & maintenance service only. If opening is at 1/2 open at 120 fpm (feet per minute), face velocity at full open would be approximately 60 fpm.

The recommended face velocity for perchloric acid fume hood
efficiency & safety is 120 fpm. Lower face velocity may compromise user safety.

Perchloric Acid Fume Hood
Sash Management & Design
Size hood 48” 60”
72”
Full open cfm
950
1250
1525
1/2 open cfm
475
625
765

Perchloric Acid Fume Hoods

UNIFLOW PERCHLORIC ACID DESCRIPTIONS Hood Depth B 48" 60" 72"
1. Uniflow 316 Stainless Steel Perchloric Acid Laboratory Fume Hoods:Seamless type 316 stainless steel fume chamber with integral work surface and drainage trough, with
baffle and exhaust collar. Hood has built-in wash down system with spray nozzles and piping to front mounted control valve. Picture frame sash opening with counterbalanced clear tempered safety glass sash with chemical resistant PVC framing and track and aerodynamic sash lift. Explosion-proof light fixture Cat. No. 50034, installed but not wired, 115V/60Hz AC, Class I Div II Groups A B C D, Class II Div II Groups F&G, all electrical components UL listed.
30"

12401

12501

12601

36" 12411 12511 12611
2. Uniflow PVC Perchloric Acid Laboratory Fume Hoods:Seamless PVC fume chamber with integral work surface and drainage trough, with baffle and exhaust collar. Hood has
built-in wash down system with spray nozzles and piping to front mounted control valve.
Picture frame sash opening with counterbalanced clear tempered safety glass sash with
chemical resistant PVC framing and track and aerodynamic sash lift. Explosion-proof light
fixture Cat. No. 50034, installed but not wired,115V/60Hz AC, Class I Div II
Groups A B C D, Class II Div II Groups F&G, all electrical components UL listed.
Optional plumbing services.
30" 12421 12521 12621
36"

12431

12531

12631

UNIFLOW PERCHLORIC ACID EXHAUST BLOWERS        

3. Blowers are constructed of fluoropolymer coated steel, are belt driven, include TEFC motors and feature a spray wash nozzle and drain in the blower housing. The specifications to the right are based-on 120 Fpm face velocity.

(For 48” hoods) 475 cfm @ 1/2 open
(For 48” hoods) 950 cfm @ full open
 

52395 51395

   
(For 60” hoods) 625 cfm @ 1/2 open
(For 60” hoods)1250 cfm @ full open
   

52396
51396

 
(For 72” hoods) 765 cfm @ 1/2 open
(For 72” hoods) 1525 cfm @ full open
     

52397
51397

4. Optional stainless steel stack outlet with wash down nozzles:   51398 51398 51399
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Perchloric Acid Fume Hoods

Perchloric Family Drawing
Click for Perchloric Acid Electronic Plan-A-Hood    
Click for Sales, Service, & Request for Quote   Note: Interactive Plan-A-Hood is not compatible with certain browsers or some email systems, If you have questions please use the printed Plan-A-Hood link or contact your sales representative.
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  HEMCO Corporation 711 S. Powell Road Independence, MO 64056 816-796-2900 800-779-4362
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