Rhagddodiad A
| Enw Cemegol | Cyflwr Tymheredd | Deunyddiau Belt | |||
| ACETAL | NYLON | P .E . | P .P . | ||
| Asid asetig | 21°C | N | O | O | |
| Aseton | 21°C | O | O | O | |
| Alcohol • Ethyl | 21°C | O | O | O | O |
| Alcohol • Methyl | 21°C | O | O | O | O |
| Fflworid Alwminiwm | 21°C | N | O | O | |
| Alwminiwm Hydrocsid | O | O | |||
| Nwy Amonia | O | O | O | O | |
| Gwirod Amonia | 21°C | O | N | ||
| Amoniwm Carbonad 1% & 5% | 21°C | O | |||
| Amoniwm Clorid 10% Ateb | Berwi | O | |||
| Amoniwm Nitrad | O | ||||
| Aniline 3% Crynhoi Crai | 21°C | O | O | O | |
| Regia Dŵr | N | N | O | ||
| Asid Arsenig | O | O | |||
Rhagddodiad B
| Enw Cemegol | Cyflwr tymheredd | Deunyddiau Belt | |||
| ACETAL | NYLON | P .E . | P .P . | ||
| Cwrw | O | O | |||
| Siwgr Betys | O | ||||
| Bensen | 21°C | O | O | N | O |
| Asid Benzoig | 21°C | O | O | ||
| Bensol | POETH | O | |||
| Asid Borasig 5% | N | O | |||
| Boracs 5% | POETH | N | O | O | |
| Hylif brêc | O | O | O | ||
| heli • Asid | N | O | O | O | |
| Asid Bromig | N | N | N | N | |
| Dŵr Bromin | O | ||||
| Asid butyrig 5% | O | ||||
| Asetad Biwtyl | O | N | N | ||
| Acrylate Butyl | N | ||||
O = Iawn, N = NA
Rhagddodiad C
| Enw Cemegol | Tymheredd cyflwr | Deunyddiau Belt | |||
| ACETAL | NYLON | P .E . | P .P . | ||
| Calsiwm carbonad | 21°C | O | O | ||
| Ateb Gwanedig Clorad Calsiwm | 21°C | O | O | ||
| Calsiwm hydrocsid | Berwi | O | O | O | O |
| Calsiwm Hypochlorit | 21°C | O | N | ||
| Calsiwm Sylffad Dirlawn | 21°C | O | |||
| Carbon Deusylffid | O | N | N | ||
| Carbon deuocsid | O | O | O | ||
| Carbon Disulfide | O | N | N | ||
| Carbon Tetraclorid Ateb dyfrllyd pur 5 ~ 10% | 21°C | O | N | N | N |
| Clorin ( 5% yn CCI4 ) | N | ||||
| Clorin ( Gwlyb ) | N | N | |||
| Dŵr Clorin | O | ||||
| Nwy Clorin ( Sych ) | 21°C | O | N | N | |
| Asid Chloracetic | 21°C | O | |||
| Clorobensen | O | N | N | ||
| Clorofform | 21°C | N | N | N | |
| Asid Clorosulfonig | N | N | N | ||
| Asid Cromig 50% Com.( Parhad SO3 ) | N | O | O | ||
| Seidr | 21°C | O | |||
| Asid Citrig | O | O | O | ||
| Olew cnau coco | O | O | |||
| Copr | O | O | |||
| Clorid Copr 5% Cynhyrfus | 21°C | O | |||
| Cyanid Copr | O | ||||
| Nitrad Copr | O | ||||
| Cresol | N | O | |||
| Ateb Dirlawn Copr Sylffad | Berwi | O | |||
| Sylffad Cwpanaidd | O | ||||
| Cyclohexane | N | N | |||
O = Iawn, N = NA
Rhagddodiad D
| Enw Cemegol | Tymheredd Contrition | Deunyddiau Belt | |||
| ACETAL | NYLON | P .E . | P .P . | ||
| Glanedyddion | O | O | O | O | |
| Ateb Glanedydd ( Dyletswydd Trwm ) | N | O | |||
| Datblygu Ateb | 21°C | O | |||
| Dextrin | O | O | O | ||
| Diethylamin | 21°C | O | O | ||
| Dietyl Ether | 21°C | O | |||
O = Iawn, N = NA
Rhagddodiad E
| Enw Cemegol | Tymheredd Contrition | Deunyddiau Belt | |||
| ACETAL | NYLON | P .E . | P .P . | ||
| Asetad Ethyl | O | N | O | ||
| Clorid Ethyl | 21°C | N | |||
| Ethylamin | O | O | |||
| Clorid Ethylene | 21°C | O | N | N | |
| Ethyl Ether | N | N | |||
| Ethylene Glycol | O | O | O | O | |
O = Iawn, N = NA
Rhagddodiad F
| Enw Cemegol | Contrition Tymheredd | Deunyddiau Belt | |||
| ACETAL | NYLON | P .E . | P .P . | ||
| Clorid fferrig 1% Ateb Still 5% Ateb Still | N | O | O | ||
| Clorid Ferric 50% | N | O | O | ||
| Nitrad Ferric | O | O | |||
| fferrus | N | O | O | ||
| Formalin 40% Ateb | O | ||||
| Fformaldehyd | O | N | O | ||
| Asid Ffurfig 10% Crynodedig | N | O | N | ||
| Suddoedd Ffrwythau Pulp | O | O | O | ||
| Olew tanwydd | 21°C | O | O | O | O |
O = Iawn, N = NA
Rhagddodiad G
| Enw Cemegol | Cyflwr Tymheredd | Deunyddiau Belt | |||
| ACETAL | NYLON | P .E . | P .P . | ||
| Gasoline | 21°C | O | O | N | N |
| Glwcos | O | O | |||
| Glyserol | O | O | O | ||
O = Iawn, N = NA
Rhagddodiad H
| Enw Cemegol | Tymheredd Cyflwr | Deunyddiau Belt | |||
| ACETAL | NYLON | P .E . | P .P . | ||
| Hydrogen perocsid | 21°C | N | O | O | |
| Sylffid Hydrogen | O | O | O | ||
O = Iawn, N = NA
Rhagddodiad I
| Enw Cemegol | Tymheredd Cyflwr | Deunyddiau Belt | |||
| ACETAL | NYLON | P .E . | P .P . | ||
| Inc | O | ||||
| Iodin | O | ||||
| Isooctan | N | O | N | N | |
O = Iawn, N = NA
Rhagddodiad J
| Enw Cemegol | Tymheredd Cyflwr | Deunyddiau Belt | |||
| ACETAL | NYLON | P .E . | P .P . | ||
| Tanwydd Jet | 21°C | O | O | O | |
O = Iawn, N = NA
Rhagddodiad K
| Enw Cemegol | Tymheredd Cyflwr | Deunyddiau Belt | |||
| ACETAL | NYLON | P .E . | P .P . | ||
| cerosin | 21°C | O | O | N | O |
O = Iawn, N = NA
Rhagddodiad L
| Enw Cemegol | Tymheredd Cyflwr | Deunyddiau Belt | |||
| ACETAL | NYLON | P .E . | P .P . | ||
| Asid lactig 80% | O | N | O | O | |
| Olew lard | O | O | O | ||
| Asetad Plwm | O | O | |||
| Ligroin | 21°C | O | |||
| Sylffwr Calch | 21°C | O | |||
| Olew Had Llin | 21°C | O | O | O | O |
| Olew Iro | 21°C | O | O | O | O |
O = Iawn, N = NA
Rhagddodiad M
| Enw Cemegol | Tymheredd Cyflwr | Deunyddiau Belt | |||
| ACETAL | NYLON | P .E . | P .P . | ||
| Magnesiwm | N | O | O | ||
| Magnesiwm Clorid 1% & 5% Dal | 21°C | O | |||
| Sylffad Manganîs | POETH | N | O | ||
| Atebion gwanedig clorid Mercwric | O | O | |||
| Cyanid Mercwrig | O | O | |||
| Nitrad Mercwrig | O | O | |||
| Methanol | 21°C | N | O | ||
| Methyl Clorid | N | N | |||
| Methyl Ethyl Cetone | 21°C | O | N | O | |
| Asid Sylffwrig Methyl | O | O | |||
| Llaeth • Ffres neu sur | POETH | O | O | ||
| Olew Mwynol | 60°C | O | O | O | O |
| Gwirodydd Mwynol | O | O | |||
| Triagl | 60°C | O | O | O | |
| Olew Modur | 21°C | O | O | O | O |
O = Iawn, N = NA
Rhagddodiad N
| Enw Cemegol | Tymheredd Cyflwr | Deunyddiau Belt | |||
| ACETAL | NYLON | P .E . | P .P . | ||
| Nicel | N | O | O | ||
| Ateb Nicel Clorid | 21°C | O | |||
| Asid Nitrig | 21°C | N | N | O | |
| Ateb Asid Nitraidd 5%. | 65°C | N | |||
| Ocsid Nitraidd | 21°C | O | |||
O = Iawn, N = NA
Rhagddodiad O
| Enw Cemegol | Tymheredd Cyflwr | Deunyddiau Belt | |||
| ACETAL | NYLON | P .E . | P .P . | ||
| Olew • Had llin | O | O | O | ||
| Olew • Mwyn | O | O | O | ||
| Olew • Olewydd | O | O | O | ||
| Crynhoi Asid Oleic | 21°C | O | O | ||
| Oleomargarine | O | O | O | ||
| Asid Oxalig | 21°C | O | O | ||
| Osôn | 21°C | N | O | N | |
O = Iawn, N = NA
Rhagddodiad P
| Enw Cemegol | Tymheredd Cyflwr | Deunyddiau Belt | |||
| ACETAL | NYLON | P .E . | P .P . | ||
| Asid Palmitig | O | ||||
| Paraffin | Poeth | N | |||
| Paraffin | Cwl | O | |||
| Asid Perchloric | 21°C | O | O | ||
| Perchlorothylen | N | N | N | ||
| Ether petrolewm | N | ||||
| Ffenol | N | N | O | ||
| Asid Ffosfforig | 21°C | N | O | O | |
| Atebion Ffotograffaidd | O | O | O | O | |
| Asetad Polyvinyl | 21°C | O | O | ||
| Potasiwm | O | O | O | ||
| Potasiwm Bromid | 21°C | O | O | O | |
| Potasiwm carbonad 1% Potasiwm carbonad | 21°C | O | O | ||
| Potasiwm Clorad 1% & 5% | 60°C | O | O | ||
| Potasiwm hydrocsid | 21°C | O | O | ||
| Potasiwm Permanganad | N | O | O | ||
O = Iawn, N = NA
Rhagddodiad S
| Enw Cemegol | Tymheredd Cyflwr | Deunyddiau Belt | |||
| ACETAL | NYLON | P .E . | P .P . | ||
| Cyanid Arian | O | ||||
| Arian Nitrad | O | O | |||
| Sodiwm Bicarbonad Pob Crynodiad 5% Dal | 60°C | O | O | ||
| Sodiwm carbonad | 60°C | O | O | ||
| Fflworid Sodiwm | O | O | |||
| Sodiwm hydrocsid 60% | N | O | O | O | |
| Hypochlorit Sodiwm ( 5% Cl ) | N | O | O | ||
| Sodiwm Nitrad | O | O | |||
| Sodiwm Sylffad Pob Crynodiad | 21°C | O | O | ||
| Ateb dirlawn Stannic Clorid | 60°C | N | O | O | |
| Asid Stearig | 21°C | O | O | O | |
| Sudd Siwgr | 60°C | O | |||
| Asid Sylffamig 20% | 21°C | N | O | ||
| Gwirodydd Sylffad | 21°C | O | O | ||
| Sylffwr | 60°C | O | O | O | |
| Clorid Sylffwr | 21°C | O | |||
| Sylffwr Deuocsid | 21°C | O | O | O | |
| Asid Sylffwrig 50% | 60°C | N | O | O | |
| Asid Sylffwrig 70% | 60°C | N | N | O | |
Rhagddodiad T
| Enw Cemegol | Tymheredd Cyflwr | Deunyddiau Belt | |||
| ACETAL | NYLON | P .E . | P .P . | ||
| Asid Tannic | 60°C | O | O | ||
| Asid Tartarig | 60°C | O | O | ||
| Toluene | 21°C | O | N | N | |
| Sudd Tomato | O | O | O | ||
| Olew Trawsnewidydd | 21°C | O | O | O | |
| Tyrpentin 100% | O | N | N | ||
O = Iawn, N = NA
Rhagddodiad U
| Enw Cemegol | Tymheredd Cyflwr | Deunyddiau Belt | |||
| ACETAL | NYLON | P .E . | P .P . | ||
| Wrea | O | O | O | O | |
O = Iawn, N = NA
Rhagddodiad W
| Enw Cemegol | Tymheredd Cyflwr | Deunyddiau Belt | |||
| ACETAL | NYLON | P .E . | P .P . | ||
| Dwfr | O | O | O | O | |
| Gwin | O | O | O | O | |
O = Iawn, N = NA
Rhagddodiad Z
| Enw Cemegol | Tymheredd Cyflwr | Deunyddiau Belt | |||
| ACETAL | NYLON | P .E . | P .P . | ||
| Sinc Clorid / Sylffad | N | O | O | ||
| Datrysiad Dirlawn Sinc Sylffad 25% | 21°C | O | |||
O = Iawn, N = NA