ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
C01C0001220000 Sulfites of ammonium 1
C01C0001240000 Sulfates of ammonium (C01C0001140000 takes precedence);; 1
C01C0001242000 Preparation from ammonia and sulfuric acid or sulfur trioxide 1
C01C0001244000 Preparation by double decomposition of ammonium salts with sulfates 1
C01C0001245000 Preparation from compounds containing nitrogen and sulfur 1
C01C0001246000 from sulfur-containing ammonium compounds 1
C01C0001247000 by oxidation with free oxygen 1
C01C0001248000 Preventing coalescing or controlling form or size of crystals 1
C01C0001249000 Deacidifying the crystals 1
C01C0001260000 Carbonates or bicarbonates of ammonium 1
C01C0001280000 Methods of preparing ammonium salts in general 1
C01C0003000000 Cyanogen; Compounds thereof 1
C01C0003020000 Preparation of hydrogen cyanide 1
C01C0003040000 Separation from gases 1
C01C0003060000 Stabilisation of hydrogen cyanide 1