Product Description NH4HF2 % : 98min NH42SiF6 %: 0.5max Lose on drying %: 1.5max Residue on ignition %: 0.1max Sulfate %: 0.1max Product Packing Our company SHANDONG SHING CHEMICAL CO., LTD. is a professional company engaged in Chemicals for 15 years. Our factory is the biggest Chemicals company in north China. The main products include Refrigerant gas, Dme, Acetic Acid, formic acid, Caustic Soda Flake. Most of our products have international approvals, such as CE, DOT, KGS, SGS and REACH. Our good quality and perfect services help us earn a high reputation from clients in Europe, South America, the Middle East, Southeast Asia and Africa. Certifications Exhibition Our Teams FAQ 1. What is the price? Price of refrigerant depends on seasons and the market. It changes constantly. However, as a manufacturer, the price we give is worth its quality. 2. Quality We can provide different standards as your requirement. We have superior quality and first grade quality. 3.Payment We can accept T/T and L/C, other methods negotiable. 4. Do you have different package? We can provide familiar 30LB/50LB cylinder, 926L ton-tank and ISO tank. And the print on the box and cylinder can be made by your requirement. 5.Can we buy a sample? Not recommend. Refrigerant is hazardous goods that can't be sent by air. We can only send to you by sea. So the freight cost is better to be taken into consideration.