EDTA disodium salt dihydrate 99.0-101.0%, Supelco®

Supplier: Merck
Warning

Synonyms: 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

M-Clarity™ quality level = MQ100

1.08454.0250 1.08454.1000 1.08454.9025 1.08454.0100
1.08454.0250EA 79.2 GBP
1.08454.0250 1.08454.1000 1.08454.9025 1.08454.0100
EDTA disodium salt dihydrate 99.0-101.0%, Supelco®
EDTA disodium salt dihydrate

Synonyms: Disodium dihydrogen ethylenediaminetetraacetate; Ethylenediaminetetraacetic acid disodium salt

Formula: C₁₀H₁₄N₂Na₂O₈·2H₂O
MW: 372,24 g/mol
Melting Pt: 255 °C
Storage Temperature: Ambient
MDL Number: MFCD00150037
CAS Number: 6381-92-6
EINECS: 205-358-3
Merck Index: 13,03543
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Specification Test Results

Solubility 100 g/l (20 °C)
Melting Point 110 °C Elimination of water of crystallisation
Molar Mass 372,24 g/mol
Bulk Density 700 kg/m3
pH 4 - 5 (50 g/l, H2O, 20 °C)
Assay 99,0 - 101,0 %
Identity (IR-spectrum, Sodium, Complexation) Passes test
In water insoluble matter ≤ 0,003 %
Chloride (Cl) ≤ 0,004 %
Sulphate (SO₄) ≤ 0,01 %
Cyanide (CN) ≤ 0,001 %
Heavy metals (as Pb) ≤ 0,0005 %
Nitrilotriacetic acid (HPLC) ≤ 0,05 %
Loss on drying (150 °C; 6 h) 8,7 - 11,4 %

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