A3983612
Ethylenediaminetetraacetic acid disodium salt dihydrate , AR,98% , 6381-92-6
Synonym(s):
Edetate Disodium;EDTA disodium salt;Edetate disodium dihydrate;Ethylenediaminetetraacetic acid disodium salt dihydrate;Disodium ethylenediaminetetraacetate dihydrate
CAS NO.：6381-92-6
Empirical Formula: C10H19N2NaO9
Molecular Weight: 334.26
MDL number: MFCD00150037
EINECS: 613-386-6
| Pack Size | Price | Stock | Quantity |
| 100G | RMB23.20 | In Stock |
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| 500G | RMB45.60 | In Stock |
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| 2.5KG | RMB181.60 | In Stock |
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| 5KG | RMB327.20 | In Stock |
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| 12×500g | RMB455.20 | In Stock |
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| 10kg | RMB680.80 | In Stock |
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| 20×500g | RMB798.40 | In Stock |
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| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 250 °C (dec.)(lit.) |
| Boiling point: | >100 °C |
| Density | 1.01 g/mL at 25 °C |
| refractive index | n |
| FEMA | 4520 | ETHYLENEDIAMINETETRAACETIC ACID DISODIUM SALT |
| Flash point: | >100℃ |
| storage temp. | room temp |
| solubility | 3 M NaOH: 100 mg/mL |
| form | crystalline |
| pka | pK1:1.99;pK2:2.67;pK3:6.16;pK4:10.26 (25°C) |
| color | ≤5 (0.5 M)(APHA) |
| Odor | Odorless |
| PH Range | 4 - 5 at 10 g/l at 23 °C |
| PH | 4.0-5.5 (25℃, 0.1M in H2O) |
| Water Solubility | soluble |
| λmax | λ: 260 nm Amax: 0.145 λ: 280 nm Amax: 0.025 |
| BRN | 3900609 |
| Stability: | Stable. Incompatible with strong oxidizing agents. |
| InChIKey | QCDUWWPHAVXXQS-UHFFFAOYSA-L |
| CAS DataBase Reference | 6381-92-6(CAS DataBase Reference) |
| EPA Substance Registry System | Ethylenediaminetetraacetic acid disodium salt dihydrate (6381-92-6) |
Description and Uses
Chelating agent; sequestering agent
Safety
| Symbol(GHS) |   GHS07,GHS08 |
| Signal word | Warning |
| Hazard statements | H332-H373 |
| Precautionary statements | P260-P271-P304+P340+P312-P314-P501 |
| Hazard Codes | Xi,Xn |
| Risk Statements | 36-52/53-36/38-36/37/38-22 |
| Safety Statements | 26-61-37/39-36/37/39-36 |
| WGK Germany | 2 |
| RTECS | AH4025000 |
| F | 3 |
| TSCA | Yes |
| HS Code | 29224995 |
| Toxicity | LD50 orally in Rabbit: > 2000 mg/kg |
