EDTA disodium salt dihydrate
for HPLC, 99-101%(KT)
Reagent
Code: #127978
CAS Number
6381-92-6
blur_circular Chemical Specifications
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Molecular Information
Weight
372.24 g/mol
Formula
C₁₀H₁₄N₂Na₂O₈·₂H₂O
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Registry Numbers
EC Number
205-358-3
MDL Number
MFCD00150037
thermostat
Physical Properties
Melting Point
250 °C(dec.)(lit.)
Boiling Point
>100 °C
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Storage & Handling
Density
1.01 g/mL at 25 °C
Storage
Room temperature
description Product Description
Widely used in pharmaceuticals to stabilize formulations by chelating metal ions that can catalyze degradation reactions. Prevents discoloration and loss of potency in injectable solutions, especially antibiotics and vitamins.
Commonly added to cosmetics and personal care products like shampoos, lotions, and liquid soaps to improve product stability by binding trace metals that promote oxidation and rancidity.
Employed in water treatment to sequester calcium and magnesium ions, helping to prevent scale formation and improve the efficiency of detergents and cleaning agents.
Used in clinical settings as an anticoagulant in blood collection tubes, particularly for preserving samples where calcium-free conditions are required.
Applied in agriculture to correct micronutrient deficiencies, especially iron deficiency, in plants by keeping metal nutrients soluble and available for uptake.
Utilized in food industry as a preservative to extend shelf life by inhibiting metal-induced spoilage and enzymatic browning in canned and processed foods.
format_list_bulleted Product Specification
| Test Parameter | Specification |
|---|---|
| Appearance | Colorless or White Powder or Crystals |
| Purity (Titration (KT) ZnSO4 0.1M)(%) | 99-101 |
| AI (ppm) | 0-5 |
| Ba(ppm) | 0-5 |
| Bi(ppm) | 0-5 |
| Ca(ppm) | 0-20 |
| Cd (ppm) | 0-5 |
| Co (ppm) | 0-5 |
| Chromium (Cr)(ppm) | 0-5 |
| Cu (ppm) | 0-5 |
| Iron (Fe)(ppm) | 0-5 |
| Potassium (K)(ppm) | 0-50 |
| Lithium (Li)(ppm) | 0-5 |
| Magnesium (Mg)(ppm) | 0-5 |
| Manganese (Mn)(ppm) | 0-5 |
| Molybdenum (Mo)(ppm) | 0-5 |
| Nickel (Ni)(ppm) | 0-5 |
| Lead (Pb)(ppm) | 0-5 |
| Strontium (Sr)(ppm) | 0-5 |
| Zinc (Zn)(ppm) | 0-5 |
| Chloride (Cl-)(ppm) | 0-50 |
| Solubility | 1.117 g in 30 ml H2O, Clear |
| Total Sulfur As SO4 (ICP)(ppm) | 0-50 |
| UV Absorbance 260nm (1g in 30ml H2O) | 0-0.145 |
| UV Absorbance 280nm (1g in 30ml H2O) | 0-0.025 |
| Infrared Spectrum | Conforms to Structure |
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