... -acid and,alkaline-resistant 2. No color contamination between the concrete and the shuttering board 3. Low aldehyde,phenol,and other toxic ... ,MelaminegradeAny grade as requestcorepoplar,hardwood,basswoodpackaging detailsexport packagedelivery timeWithin 15 days after receicing advance T/T or L/C at sightsupply ... products display: 2012 hot 3mm natural yellow ash plywood used the indoor