Test kit, humidity
1988.0996.001
Comparator
1988.0996.002
Disk
1988.0996.003
Disk
1988.0996.004
Block
1988.0996.005
Bottle
1988.0996.006
Tube
1988.0996.007
Standard, colour
1988.0996.008
Standard, colour
1988.0996.009
Slide
1988.0996.010