tri-Sodium citrate dihydrate ≥99.0%, crystals, EMPROVE® ESSENTIAL Ph. Eur., BP, JP, USP, E331, SAFC®

Supplier: EMD MILLIPORE – PCS CA EXCEP

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Supplier: EMD MILLIPORE – PCS CA EXCEP

Certificates

About this item

Synonyms: Sodium Citrate Dihydrate,Sodium citrate tribasic dihydrate,Sodium Citrate, Dihydrate

Formula:Na₃C₆H₅O₇·2H₂O

MW:294.1 g/mol

Melting Pt:150 °C (anhydr.)

Density:1.76 g/cm³ (20 °C)

MDL Number:MFCD00150031

CAS Number:6132-04-3

Merck Index:13,08675

:Length:

:Width:

:Height:

:Ø

:Thickness:

:99,0

:Boiling Pt:

:Melting Pt:

:Melting Pt: 150 °C (anhydr.)

:Flash Pt:

:M.W. 294.1 g/mol

:tri-Sodium citrate dihydrate

Storage Temperature:Ambient

EINECS:200-675-3

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Specification Test Results

Assay (Perchloric acid titration, calc. on anhydrous substance (Ph Eur)):
99.0 - 101.0 %
Assay (Perchloric acid titration, previously dried substance) (JP/USP):
99.0 - 100.5 %
Identity (Na):
passes test
Identity (Citrate):
passes test
Identity (reaction upon ignition):
passes test
Appearance:
white to almost white crystals
Appearance of solution (100 g/l, CO₂-free water):
clear and colorless
Acidity or alkalinity:
passes test
pH (50 g/l CO₂-free water):
7.5 - 8.5
Chloride (Cl):
≤ 50 ppm
Sulfate (SO₄):
≤ 150 ppm
Heavy metals (as Pb):
≤ 5 ppm
Al (Aluminium):
≤ 5 ppm
As (Arsenic):
≤ 1 ppm
Hg (Mercury):
≤ 1 ppm
Pb (Lead):
≤ 1 ppm
Oxalate (as C₂H₂O₄):
≤ 100 ppm
Tartrate (C₄H₄O₆):
passes test
Residual solvents (ICH (Q3C)):
excluded by manufacturing process
Readily carbonisable substance:
passes test
Water (according to Karl Fischer):
11.0 - 13.0 %
Loss on drying (180 °C, 18 h):
10.0 - 13.0 %