Now Selling Draeger Gas Detection & Respiratory Products
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Formaldehyde 2/a, 2 - 40 PPM, (8101751)
Draeger

Formaldehyde 2/a, 2 - 40 PPM, (8101751)

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 Formaldehyde 2/a, 2 - 40 PPM, Part # 8101751, 10 Tests

Application Range

Standard Measuring Range: 2 to 40 ppm

Number of Strokes n: 5

Time for Measurement: approx. 30 s

Standard Deviation: ± 20 to 30 %

Color Change: white š pink

Ambient Operating Conditions

Temperature: 0 to 40 °C

Absolute Humidity: 3 to 15 mg H2O / L

Reaction Principle

HCHO + C6H4(CH3)2 + H2SO4 š quinoid reaction products

Cross Sensitivity

Styrene, vinyl acetate, acetaldehyde, acrolein, diesel fuel and furfuryl alcohol are indicated with a yellowish brown discoloration. 500 ppm Octane, 5 ppm nitric oxide and 5 ppm nitrogen dioxide have no effect.

Additional Information

The reagent ampoule must be broken before carrying out the measurement.