CTL Scientific Potassium Iodide starch paper - box of 200 strips (20 x 70 mm) - Hazardous : N footwear so it's always ready to

Description

so it's always ready to go

The mask body from durable EPDM ensures a great level of wearing comfort even during prolonged use

breathing air hose

Available in either 33″ or 42″ sizes

Removeable hood with drawstring

CTL Scientific Potassium Iodide starch paper - box of 200 strips (20 x 70 mm) - Hazardous : N footwear so it's always ready toPotassium iodide starch paper MN 260 HE are strips impregnated with potassium iodide (KI) and starch for the detection of nitrite and free chlorine. Nitrite or free chlorine oxidize potassium iodide to form elemental iodine which reacts with the starch in known manner.

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Final sale items are not eligible for returns or exchanges.
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