Drager Short Term Detection Tubes - Sulphur Dioxide 1/a (Pack of 10)

These tubes are designed for spot-measurements and must be used with the Drager Accuro Gas Detection Pump. Buy now from Frontline Safety.

£83.75 inc VAT

£69.79

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Product description

Drager short-term detection tubes – suitable for Sulphur Dioxide (1/a) with a measurement range of 1 to 25 ppm.

They have a shelf life of 2 years and come in a pack of 10 tubes.

Short-term detection tubes require the use of the Drager Accuro Gas Detection Pump. Click here to buy this product.

Hard-to-reach places can be accessed and measured using various compatible accessories
Excellent for on-the-spot measurements
10 seconds to 15 minutes is the time frame for readings and is totally dependent on the tube type
Suitable applications include pre-entry checks, confined space entry, variations in concentration levels and also contamination of breathing areas are amongst a number of potential of applications

Specification

APPLICATION RANGE
Standard Measuring Range	0.5 to 2 ppm
Test Volume	2 L
Flow Rate	approx. 0.2 L / min
Time for Measurement	in the Aerotest CO2: 10 min in the Multi Test (for CO2): 12 min
Standard Deviation	± 30 %
Color Change	greyblue to white

AMBIENT OPERATING CONDITIONS
Temperature	15 to 25 °C
Absolute Humidity	3 to 20 mg H₂O / L
Pressure	The tube may only be used for depressurized compressed air

REACTION PRINCIPLE
Starch SO2 + I2 + 2 H2O to H2SO4 + 2 HI

CROSS SENSITIVITY
Hydrogen sulfide in the TLV range is retained in the pre-layer and thus does not affect the indication. Nitrogen dioxide will shorten the reading.

EVALUATION
reading on the (n=10) scale x 0.2 = ppm SO2 (applies only for scale range 2.5 to 10 ppm)