Why Be Concerned with IAQ?

From: Occupational Health & Safety ACCORDING to the National Human Activity Pattern Survey (NHAPS) as referenced by EPA, Americans spend about 90 percent or more of their time indoors. For this reason, the quality of our indoor air should be of great concern, whether it is in a home, a workplace, or a school, hospital, …

Total Volatile Organic Compounds

This is a list of chemicals that can be detected in a High Sensitivity Scan. The scan can be performed on an Air Sample or a Material Sample. Air Sample The scan requires the sampling of an air stream for 4 hours. The detection limit is between 1PPM (part per million) and 1 PPB (part …

TO-15 Testing

How can TO-15 Help You Solve Your Next IAQ Problem? Have you ever been asked to investigate unpleasant odors in a home or at the workplace? Are occupants developing headaches or a feeling of nausea? It may be prudent for you to include a general volatile organic compound (VOC) scan in your sampling strategy. The …

Testing Welding Shops – Chromium (VI) (Hexavalent Chromium)

Testing Welding Shops United States Department of Labor – OSHA General Description Synonyms: Ammonium Dichromate; Barium Chromate; tert-Butyl Chomate; Calcium Chromate; Chromium Trioxide; Chromium (VI) ion; Hexavalent Chromium; Lead Chromate; Potassium Chromate; Potassium Dichromate; Silver Chromate; Sodium Chromate; Sodium Dichromate; Strontium Chromate; Zinc Chromate; Zinc Dichromate OSHA IMIS Code Number: 0689 IMIS Codes history: 0686, …

TDT High Sensitivity Air Scan

TDT Air Scan for chemicals detectable by Mass Spectrometer This is a list of chemicals that can be detected in a TDT High Sensitivity Air Scan. The scan requires the sampling of an air stream for four (4) hours.  The detection limit is between 1PPM (part per million) and 1 PPB (part per billion) depending …

TB503-15 Compound only list B12

Quantitative List A Benzene 1,2- Dibromo-3-chloropropane‡ 1,1- Dichloropropene Toluene Bromobenzene Dibromomethane 1,3- Dichloropropene (cis) 1,2,3- Trichlorobenzene‡ Bromochloromethane 1,2- Dibromoethane 1,3- Dichloropropene (trans) 1,2,4- Trichlorobenzene‡ Bromodichloromethane 1,2- Dichlorobenzene‡ Ethylbenzene 1,1,1- Trichloroethane Bromoform 1,3- Dichlorobenzene‡ Hexachlorobutadiene‡ 1,1,2- Trichloroethane n- Butylbenzene‡ 1,4- Dichlorobenzene‡ Isopropylbenzene Trichloroethene sec- Butylbenzene 1,1- Dichloroethane p- Isopropyltoluene 1,2,3- Trichloropropane tert- Butylbenzene 1,2- Dichloroethane Methylene …

Styrene Exposure Limits

Styrene Information CAS number: 100–42–5 NIOSH REL: 50 ppm (215 mg/m3) TWA = Time Weighted Average 100 ppm (425 mg/m3) STEL = Short Term Exposure Limit Current OSHA PEL: 100 ppm TWA 200 ppm CEILING, 600 ppm 5-minute MAXIMUM PEAK IN ANY 3 HOURS 1989 OSHA PEL: 50 ppm (215 mg/m3) TWA 100 ppm (425 mg/m3) STEL 1993-1994 ACGIH TLV: 50 ppm (213 mg/m3) TWA 100 ppm (426 mg/m3) CEILING [skin] …

Lower SILICA Limits

OSHA plans to slash silica exposure limits (Reuters Health) – The U.S. government is planning stricter controls on exposure to silica, a carcinogen found in workplaces ranging from dentist’s offices to granite quarries, according to a new report. Silica is powdered quartz, in particles so small they can be inhaled deep into the lungs. The …

Effects of Chlordane

The Chlordane Pesticide Problem Information on how the now banned pesticide chlordane is still harming the health of millions of people in the United States and other countries today. Doctors and scientists who are knowledgeable on the chlordane problem state millions of adults and children are becoming sick by living in homes built before April, …