Product: HFC-134A Standart:GB/T18826-2002 appearance colorless – Smell easy ethereal – Purity % (≥) 99.50 99.93 Moisture % (≤) 0.005 0.0008 Acidity (as HCL) % 0.0001 0.0001 Waste steam % (≤) 0.01 <0.01 Boiling point 26.2 C Melting point -101 C