Spot Sensors

Platypus Spot Sensors™ are small, economical and easy to use sensors for rapid identification of toxic chemicals.


  • High selectivity, with minimal interference from non-target compounds
  • Each sensor uses unique nanomaterials for different toxic gas detection
  • Fast response time
  • Easy to read dark-to-clear transition



Product Number Data Sheet Spot Sensor Package Size
SP.H2S.A-10 H2S-datasheet Hydrogen Sulfide (H₂S) 10
SP.NH3.A-10 NH3-datasheet Ammonia (NH3) 10
SP.NO2.A-10 NO2-datasheet Nitrogen Dioxide (NO2) 10
SP.DMP.A-10 phosphonates-data Pesticides (phosphonates) 10
SP.CO.A-10 CO-datasheet Carbon Monoxide (CO) 10