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Table 7 Comparison of yields of CO and HCN for a series of tests (Babrauskas et al. 1991a)

From: The fire toxicity of polyurethane foams

Test method

Test conditions

CO Yield/mg g−1

HCN Yield/mg g−1

NBS Cup Furnace Method

550 °C

180–210

16–20

SwRI/NIST Method

50 kW m−2

80–120

1.9–4.4

Cone Calorimeter Method

Range for 35–75 kW m−2

42–80

4–5

Furniture Calorimeter

330 × 330 × 254 mm crib, 1.0 kg

80

N/a

Three-compartment Room Test

See description in text

100–140

5–11