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EMD Millipore


Formula: C10H14N2Na2O8•2H2O

Formula Weight: 372.24

CAS Number: 6381-92-6

Synonym(s): (Ethylenendinitrilo)tetraacetic Acid, Disodium Salt, Dihydrate

Assay complexometric;calculated on dried substance99.0-101.0%
AppearanceWhite crystalline powder
Appearance of solution (50%, water)Clear & not more intense than ref. soln B9
Arsenic (As)0.0001% max
Calcium (Ca)Conforms
Cyanide (CN)0.0001% max
Heavy metals (as Pb)0.001% max
Identity (Complexation)Conforms
Identity (IR-spectrum)Conforms
Identity (Sodium)Conforms
Iron (Fe)0.0005% max
Loss on drying [150 , 6 hr)11.4% max
Methanol (HS-GC)3000ppm max
Nitrilotriacetic acid0.1% max
Other residual solvents (Ph.Eur/USP/ICH)excluded by production process
pH-value (10g/L, water)4.3-4.7
pH-value (50g/L; water)4.0-5.5
Sulfated Ash (500 C)37.0-39.0%

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Thomas No.Mfr. No.CAS #GradePkg. SizePkg. TypeList PriceExt. Price
C001K17 1.08421.9025 6381-92-6 Ph Eur, USP 25 kg Carton, w/Poly Bag
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