Aromatic diisocyanates Filter Breakthrough Indicator
Filter Replacement Indicator.
Item No. 182
Minimum detectable limit: 4ppb•hr
Color Change: Off white to brownish red
Inlet dimensions: ¾” Male NPT
Service life: 12 months
Aromatic diisocyanates Filter Breakthrough Indicator. Indicates the saturation and exhaustion of filters. It is reliable and cost effect means for protection from exposure to aromatic diisocyanates.
The indicator changes color to pink or brown when filter is saturated with aromatic diisocyanates. Connect the indicator to the ¾ inch female NPT outlet of filter using the ¾ inch male NPT threading at the bottom of the indicator. Observe bright vibrant color change from all directions. Unique design prevents any color change due to exposure to contaminants in the surrounding environment. It changes color only when filter is saturated.
|Dimensions:||89.9mm (3.5in), diameter 24.5mm (1.0in)|
|Inlet dimensions:||¾” MNPT|
|Operating temperature:||-20oC to 55oC (-4oF to 131oF)|
|Operating humidity:||5% RH to 85%RH|
|Minimum detectable limit:||4ppb•hr at 30 cm/sec face velocity|
|Color change:||Off white to pink to red or brown|
|Storage temperature:||4oC to 25oC, (39oF to 77oF)|
|Shelf life:||12 months at 4oC to 25oC, (39oF to 77oF)|
|Service life:||12 months|
Toluene 2,4-diisocyanate (2,4-TDI), toluene 2,6-diisocyanate (2,6-TDI)
4,4′-methylene diphenyl diisocyanate
Ductless hood filter change indictor sticker (BTIS) for aromatic diisocyanates vapors
Aromatic diisocyanates Filter Breakthrough Indicator.