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Aromatic diisocyanates Breakthrough Indicator. It is reliable and cost effect means for protection from exposure to aromatic diisocyanates.

Aromatic diisocyanates Filter Breakthrough Indicator

Filter Replacement Indicator.

Item No. 182

Product Features

Minimum detectable limit: 4ppb•hr

Color Change: Off white to brownish red

Inlet dimensions: ¾” Male NPT

Service life: 12 months

$79.38

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.

PN 182

Product Specifications

a

Weight: 28g (1.0oz)

b

Dimensions: 89.9mm (3.5in), diameter 24.5mm (1.0in)

c

Inlet dimensions: ¾” MNPT

d

Operating temperature: -20oC to 55oC (-4oF to 131oF)

e

Operating humidity: 5% RH to 85%RH

f

Minimum detectable limit: 4ppb•hr at 30 cm/sec face velocity

g

Color change: Off white to pink to red or brown

h

Storage temperature: 4oC to 25oC, (39oF to 77oF)

i

Shelf life: 12 months at 4oC to 25oC, (39oF to 77oF)

j

Service life: 12 months

Useful Links
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.

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