R134A refrigerant used in mobile air conditioning, refrigerator, non-toxicity, odourlessness,non-flammability,chemica stability R134A refrigerant has ... , it can be used as refrigerant in mobile air conditioning, refrigerator...... AppearanceClear, ColorlessOdorEther (slight)Purity≥99.8%Moisture≤0.001%Acidity ...