Formaldehyde (CH2O)

Health Effects
Formaldehyde is an irritant to the eyes, mucous membranes and respiratory system, and it is also a sensitizer causing an allergic response.
RTECS Description:   Tumorigen, Mutagen, Reproductive Effector, Hormone, Primary Irritant
Carcinogenicity:          IARC/NTC Known human carcinogen

Exposure Limits:
ACGIH:          TLV =             Ceiling 0.3 ppm
NIOSH           REL =                         0.016, Ceiling 0.1 ppm
IDLH =           20 ppm
OSHA:            PEL =              0.75 ppm
STEL =           2 ppm [29 CFR 1910.1048)

Steri-Trac® CH2O Monitor
Availability:                            Special Order
Specifications:*                              
Sensor type:                Electrochemical
Range:                         0 – 50 ppm
Resolution:                  0.1 ppm
Temp Range:               -20 to +50 oC
Response time (t50):     <30 (5 min exposure time) [Check]

Properties and Applications:
Formaldehyde is widely used for materials and chemical synthesis, as a preservative, and for low temperature sterilization, disinfectant and biocide. It is often sold as the aqueous solution formalin. Formaldehyde is a common in-door air pollutant.