19---Thursday---Sulpur Dioxide

Question 1

What is the Specific Gravity of sulphur dioxide

Answer 1

2.26

Question 2

What are the Characteristics of Sulphur dioxide?

Answer 2

Colourless, Acidic taste, pungent suffocating sulphurous taste

Question 3

At what % can you smell sulpher dioxide odour?

Answer 3

3PPM

Question 4

What is the chemical symbol?

Answer 4

SO2

Question 5

Is this gas soluble in water?

Answer 5

Yes

Question 6

What is the recomended TWA for this gas?

Answer 6

2PPM 0.0002%

Question 7

What is the treatment for this gas?

Answer 7

Administer oxygen, complete immobility, seek medical aid

Question 8

Where is this gas found or generated?

Answer 8

In mines where the coal has sulpher in it and it is on fire,rubber is burnt,and in diesel exhausts.

Question 9

SULPHUR DIOXIDE

Least quantity detectable by its odour

Answer 9

0,0003% 3ppm

Question 10

SULPHUR DIOXIDE

Dangerous to life for short exposures

Answer 10

0.01% 100ppm

Question 11

SULPHUR DIOXIDE

Very uncomfortable to breathe with an irritating effect on the eyes and respiratory passages

Answer 11

0.05% 500PPM

Question 12

Name two portable detectors used to detect SO2?

Answer 12

Tube detectors are commonly used to detect sulpher dioxide however Electrochemical detectors cells are now available and are becoming increasingly common in Mines.

Question 13

Can A GC detect Sulpher Dioxide?

Answer 13

Gas chromatographs do not detect this gas as it must be filtered out before entry to the columns as it clogs the micro-pores.