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Table 5 Formaldehyde emission of BN and DB glulams with varied glue mixtures

From: Bonding strength of benuang and duabanga glulams using their barks as phenol formaldehyde-filler

Glue mixturesBNDB
Formaldehyde emission (mg/l)Performance classFormaldehyde emission (mg/l)Performance class
A0.104F****0.094F****
B0.082F****0.245F****
C0.133F****0.315F****
D0.059F****0.255F****