EDTA disodium salt dihydrate 99.0-101.0% (by titrimetric analysis) for HPLC, Supelco®
: Merck
: Ethylenediaminetetraacetic acid, disodium salt, dihydrate, Ethylenediaminetetraacetic acid disodium salt dihydrate, Kestranal® 2S dihydrate, Disodium dihydrogen ethylenediaminetetraacetate dihydrate, Ethylenedinitrilotetra-acetic acid disodium salt dihydrate, Ethylenediaminetetraacetic acid disodium dihydrate, Titriplex III, Ethylenediaminetetra-acetic acid disodium salt dihydrate, Kestranal® 2S 2 H2O, Sequestrene Na₂, Edetate disodium dihydrate, Edetic acid disodium salt dihydrate
:6381-92-6
:
:C₁₀H₁₄N₂Na₂O₈·2H₂O
:MFCD00150037
:372.24 g/mol
:248 °C (dec., lit.)
:205-358-3
:GHS07
- Environmentally Preferable:
- Appearance (Color):Colorless or White
- Appearance (Form):Powder or crystals
- Titration (Kt) ZnSO4 0.1M:99.0 - 101.0 %
- Suitability Test (HPLC):Corresponds to Standard
- Metal Trace Analysis (ICP):Corresponds to Requirements
- Aluminium (ICP):≤ 5.0 mg/kg
- Barium (ICP):≤ 5.0 mg/kg
- Bismuth (ICP):≤ 5.0 mg/kg
- Calcium (ICP):≤ 10 mg/kg
- Cadmium (ICP):≤ 5.0 mg/kg
- Cobalt (ICP):≤ 5.0 mg/kg
- Chromium (ICP):≤ 5.0 mg/kg
- Copper (ICP):≤ 5.0 mg/kg
- Iron (ICP):≤ 5.0 mg/kg
- Potassium (ICP):≤ 50 mg/kg
- Lithium (ICP):≤ 5.0 mg/kg
- Magnesium (ICP):≤ 5.0 mg/kg
- Manganese (ICP):≤ 5.0 mg/kg
- Molybdenum (ICP):≤ 5.0 mg/kg
- Nickel (ICP):≤ 5.0 mg/kg
- Lead (ICP):≤ 5.0 mg/kg
- Strontium (ICP):≤ 5.0 mg/kg
- Zinc (ICP):≤ 5.0 mg/kg
- Total Sulfur As SO4 (ICP):≤ 50 mg/kg
- Chloride (Cl):≤ 50 mg/kg
- Solubility (Method):1.117 g in 30 ml H2O=0.1M
- Appearance (Solution):Clear Colorless
- Residue (Filter Test):No Residue
- UV - Abs. At 260 nm:≤ 0.145
- UV - Abs. At 280 nm:≤ 0.025
- Recommended Retest Period:54 Months
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