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Published TCIMAIL newest issue No.199
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CAS RN: 125572-95-4 | Product Number: C0473
trans-1,2-Cyclohexanediaminetetraacetic Acid Monohydrate
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Purity: >99.0%(T)
Synonyms:
- trans-1,2-Diaminocyclohexane-N,N,N',N'-tetraacetic Acid Monohydrate
- CyDTA Monohydrate
Product Documents:
| Size | Unit Price | Belgium | Japan* | Quantity |
|---|---|---|---|---|
| 25G |
€41.00
|
4 | ≥60 |
|
| 100G |
€136.00
|
10 | 39 |
|
| 500G |
€435.00
|
2 | ≥40 |
|
*Stock available in Belgium will be delivered in 1 to 3 days
*Stock available in Japan will be delivered in 1 to 2 weeks (excludes regulated items and dry ice shipments).
| Product Number | C0473 |
Purity / Analysis Method 
|
>99.0%(T) |
| Molecular Formula / Molecular Weight | C__1__4H__2__2N__2O__8·H__2O = 364.36 |
| Physical State (20 deg.C) | Solid |
| Storage Temperature
|
Room Temperature (Recommended in a cool and dark place, <15°C) |
| CAS RN | 125572-95-4 |
| Related CAS RN
|
13291-61-7 |
| Reaxys Registry Number | 17746877 |
| PubChem Substance ID | 87565594 |
| MDL Number | MFCD00149243 |
Specifications
| Appearance | White to Almost white powder to crystaline |
| Purity(Chelometric Titration) | min. 99.0 % |
| Solubility in Sodium hydroxide solution | almost transparency |
| Water | 4.0 to 6.0 % |
| Ignition residue(Sulfate) | max. 0.3 % |
| Heavy metals(as Pb) | max. 0.001 % |
| Iron | max. 0.001 % |
| NMR | confirm to structure |
Properties (reference)
| Melting Point | 216 °C |
GHS
| Pictogram |
|
| Signal Word | Warning |
| Hazard Statements | H315 : Causes skin irritation. H319 : Causes serious eye irritation. |
| Precautionary Statements | P264 : Wash skin thoroughly after handling. P280 : Wear protective gloves/ eye protection/ face protection. P302 + P352 : IF ON SKIN: Wash with plenty of water. P337 + P313 : If eye irritation persists: Get medical advice/ attention. P362 + P364 : Take off contaminated clothing and wash it before reuse. P332 + P313 : If skin irritation occurs: Get medical advice/ attention. |
Related Laws:
| EC Number | 236-308-9 |
Transport Information:
| HS Number | 2922498590 |
Application
A Chelating Agent having High Sequestration Capacity
trans-1,2-cyclohexanediaminetetraacetic acid monohydrate (CyDTA)(1) has been widely used in industrial fields due to its higher chelating ability than ethylenediaminetetraacetic acid (EDTA).
References
- H. Kroll, M. Gordon, Ann. N. Y. Acad. Sci. 1960, 88, 341.
- M. A. Anderson, F. M. M. Morel, Limnol. Oceanogr. 1982, 27, 789.
PubMed Literature
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