A: Go to www.astm.org and search for "D618-21." Click "Add to Cart."
No. "Laboratory ambient" varies daily. D618-21 requires a controlled chamber, not a room air conditioner. astm d618-21 pdf
A: Use: "Conditioned per ASTM D618-21, Cycle A (23°C ± 2°C / 50% RH ± 5%) for 72 hours." A: Go to www