China Factory Wholesale Adipic Acid for Plastic Additives, Lubricant, Find details about China Adipic Acid, Adipic Acid Price from Factory Wholesale Adipic Acid for Plastic Additives, Lubricant
Item | Supperior class | First class | Qualified | Result |
Apprearance | white crystaline powder | |||
Purity % m/m | 99.7 min | 99.7 min | 99.5 min | 99.8 |
Melting point | 151.5 min | 151.5 min | 151 min | 152.8 |
Ammonia solution color, pt-co | 5 max | 5 max | 15 max | 1 |
Moisture % m/m | 0.20 max | 0.27 max | 0.4 max | 0.17 |
Ash, mg/kg | 7 max | 10 max | 35 max | 4 |
Iron, mg/kg | 1.0 max | 1.0 max | 3.0 max | 0.3 |
Nitric acid, mg/kg | 10.0 max | 10.0 max | 50.0 max | 1.1 |
Oxidable matter, mg/kg | 60 max | 70 max | --- | 17 |
Chroma of melts, pt-co | 50 max | --- | --- | 10 |
Adipic acid is used primarily as a raw material for nylon 66 and engineering plastics, as well as in the production of various ester products, as a raw material for polyurethane elastomers, and as an acidifier for various foods and beverages, which sometimes outperforms citric acid and tartaric acid.
Adipate is also used in medicine, yeast purification, pesticides, adhesives, synthetic leather, synthetic dyes and spices.