Table 31.
Concentrations of chlorinated paraffins in human blood samples. The detection frequency is indicated when provided in the study
| Reference | Country | Number of samples | Sampling year | Analytical method | Concentration (μg/kg fat) | ||
|---|---|---|---|---|---|---|---|
| SCCPs | MCCPs | LCCPs | |||||
| OTHER COUNTRIES | |||||||
| Li et al. (2017) |
China (urban area) |
50 | 2012 | UPLC‐qTOF‐MS |
Median (range) 3,500 (370–35,000) (for samples with > 50% detection frequency) |
Median (range) 740 (130–3,200) (for samples with > 50% detection frequency) |
Median (range) 150 (22–530) (for samples with > 50% detection frequency) |
| Xu et al. (2019) | China | 50 | 2015 | GC‐ECNI‐LRMS |
Mean (range) (ww) 32.0 (< LOD–203) (detected in 49 samples) |
– | – |
| Qiao et al. (2018) | China (Beijing) | 21 paired samples of maternal and umbilical cord serum | 2013 | GC×GC‐ECNI‐TOF |
Range Maternal serum 2,570–57,700 Umbilical cord blood 3,750–40,500 (detected in all samples) |
Range Maternal serum 478–6,400 Umbilical cord blood 522–4,600 (detected in all samples) |
– |
| Van Mourik (2018) | Australia | 9 pooled samples (100 individual samples each, males < 65 years old) | 2004–2015 | APCI‐TOF‐HRMS |
Mean (range) 300 (< LOD–360) (detected in 4 samples) |
Mean (range) 610 (< LOD–930) (detected in 8 samples) |
Mean (range) LCCPs: < LOD (undetected in all samples) |
SCCPs: short‐chain chlorinated paraffins; MCCPs: medium‐chain chlorinated paraffins; LCCPs: long‐chain chlorinated paraffins; n.r.: not reported; GC: gas chromatography; MS: mass spectrometry; HRMS: high‐resolution MS; ECNI: electron negative chemical ionisation; TOF‐MS: time‐of‐flight MS; bw: body weight.